I just did a search out of curiosity on the catalogue in the NSW State Library (just a stone's throw from the Sydney org). Very light on basic books!

Here are the results minus the science fiction titles:
You searched: Author = "L. Ron Hubbard"
Results 1 to 41 of 41
1. Dianetics : the original thesis / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Copenhagen ; [East Grinstead, West Sussex] : New Era, 2007. | 2007 | 9788779897397 | N299.936/ 4 | Dianetics. | Description: LOCATION : State Ref Library , CALL # : N299.936/ 4 , STATUS : FILL IN SLIP | Library Catalogue
2. Clearing congress [kit] / L. Ron Hubbard.
Hubbard, L. Ron, 1934- | Washington, D.C. : Golden Era Productions, 2006. | 2006 | VC114 | Church of Scientology. Scientologists -- United States. Scientology. Philosophy. Mind and spirit. United States -- Religion. | Description: LOCATION : State Ref Library , CALL # : VC114 , STATUS : FILL IN SLIP | Library Catalogue
3. DÄyanatiks : taghalub quwat al-`aql `alá al-jasad / L. Run Habard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Copenhagen, Denmark : New Era, 2000. | 2000 | 8885917690 | ARA/299.936/1 | Dianetics. | Description: LOCATION : State Ref Library , CALL # : ARA/299.936/1 , STATUS : FILL IN SLIP | Library Catalogue
4. Letters and journals : early years of adventure / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [U.S.A.] : L. Ron Hubbard Library , 1997. | 1997 | 1573180246 | NQ299.936092/H875.4/3 | Hubbard, L. Ron (La Fayette Ron), 1911- -- Correspondence Hubbard, L. Ron (La Fayette Ron), 1911- -- Journals | Description: LOCATION : State Ref Library , CALL # : NQ299.936092/H875.4/3 , STATUS : FILL IN SLIP | Library Catalogue
5. Education, literacy & civilization / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986. | [Los Angeles, Calif.] : L. Ron Hubbard Library, c1996. | 1996 | 8778163862 (pbk.) | NQ371.30281/4 | Learning. Study skills. | Description: LOCATION : State Ref Library , CALL # : NQ371.30281/4 , STATUS : FILL IN SLIP | Library Catalogue
6. The philosopher : the rediscovery of the human soul / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [New York]: L. Ron Hubbard Library, 1996. | 1996 | 1573180343 (pbk) | NQ299.936/7 | Scientology. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/7 , STATUS : FILL IN SLIP | Library Catalogue
7. L. Ron Hubbard : a profile / compiled by the friends of Ron.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [California? : L. Ron Hubbard Library], c1995. | 1995 | 0884049957 | NQ299.936092/1 | Hubbard, L. Ron (La Fayette Ron), 1911- | Description: LOCATION : State Ref Library , CALL # : NQ299.936092/1 , STATUS : FILL IN SLIP | Library Catalogue
8. The humanitarian : the road to self-respect / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986. | [United States] : L. Ron Hubbard Library, c1995. | 1995 | NQ299.936092/H875.4/2 | Ethics. Justice. | Description: LOCATION : State Ref Library , CALL # : NQ299.936092/H875.4/2 , STATUS : FILL IN SLIP | Library Catalogue
9. Ethics, justice & civilization / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [U.S.A.] : L. Ron Hubbard Library, c1995. | 1995 | NQ299.936/8 | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology. Criminal justice, Administration of -- Religious aspects. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/8 , STATUS : FILL IN SLIP | Library Catalogue
10. Dianetics : the modern science of mental health / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Surry Hills, N.S.W. : New Era Publications, 1994. | 1994 | 0646190342 | N158.9/5 | Dianetics. | Description: LOCATION : State Ref Library , CALL # : N158.9/5 , STATUS : FILL IN SLIP | Library Catalogue
11. The Scientology handbook / based on the works of L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1994. | 1994 | 0884048993 | NQ299.936/6 | Scientology. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/6 , STATUS : FILL IN SLIP | Library Catalogue
12. The writer : issue 2: changing a genre / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | New York : L. Ron Hubbard Library, c1992. | 1992 | NQ299.936/9 | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology -- Biography. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/9 , STATUS : FILL IN SLIP | Library Catalogue
13. How to use a dictionary : picture book for children / based on the works of L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1992. | 1992 | 0884047474 | NQ423/103 | Children's encyclopedias and dictionaries. English language -- Dictionaries, Juvenile. | Description: LOCATION : State Ref Library , CALL # : NQ423/103 , STATUS : FILL IN SLIP | Library Catalogue
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15. L. Ron Hubbard : the philosopher : issue 1 : the quest for truth.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [United States of America] : L. Ron Hubbard Library, c1991. | 1991 | NQ299.936/3 | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology -- Biography. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/3 , STATUS : FILL IN SLIP | Library Catalogue
16. Be far more cause in life! : L's runddowns / [L. Ron Hubbard]
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [Tampa, Fla.] : Church of Scientology Flag Service Organization, 1991. | 1991 | NQ299.936/5 | Scientology. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/5 , STATUS : FILL IN SLIP | Library Catalogue
17. Knowingness : the second volume of quotations from the works of L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1991. | 1991 | 0884047199 | N299.936/3 | Scientology -- Quotations, maxims, etc. Dianetics -- Quotations, maxims, etc. | Description: LOCATION : State Ref Library , CALL # : N299.936/3 , STATUS : FILL IN SLIP | Library Catalogue
18. Master mariner : issue 1 : sea captain / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | New York : L. Ron Hubbard Library, c1991. | 1991 | NQ299.936/10 | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology -- Biography. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/10 , STATUS : FILL IN SLIP | Library Catalogue
19. An introduction to scientology [videorecording] : an exclusive interview with L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [Los Angeles] : L. Ron Hubbard Library, c1990. | 1990 | VB5129 | Hubbard, L. Ron (La Fayette Ron), 1911- -- Interviews. Scientology. | Description: LOCATION : SRL Film and Video , CALL # : VB5129 , STATUS : FILL IN SLIP | Library Catalogue
20. Understanding : the universal solvent : quotations from the works of L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1990. | 1990 | 0884046400 | N299.336/1 | Hubbard, L. Ron (La Fayette Ron), 1911- -- Quotations. Scientology -- Quotations. Dianetics -- Quotations. | Description: LOCATION : State Ref Library , CALL # : N299.336/1 , STATUS : FILL IN SLIP | Library Catalogue
21. Clear body, clear mind : the effective purification program / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1990. | 1990 | 0884045498 | N613/202 | Substance abuse -- Treatment. Detoxification (Substance abuse treatment) Nutrition. Vitamins. | Description: LOCATION : State Ref Library , CALL # : N613/202 , STATUS : FILL IN SLIP | Library Catalogue
22. Basic study manual / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1990. | 1990 | 0884046311 | NQ371.302812/5 | Study skills. Vocabulary. Attention. | Description: LOCATION : State Ref Library , CALL # : NQ371.302812/5 , STATUS : FILL IN SLIP | Library Catalogue
23. The writer : the legend begins, issue 1 / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | U.S.A : L. Ron Hubbard Library, c1989. | 1989 | NQ299.936/13 | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology -- Biography. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/13 , STATUS : FILL IN SLIP | Library Catalogue
24. Dianetics : the modern science of mental health : a handbook of dianetics procedure / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Redhill, Surrey : New Era, c1988. | 1988 | 1870451228 | N158.9/4 | Dianetics. | Description: LOCATION : State Ref Library , CALL # : N158.9/4 , STATUS : FILL IN SLIP | Library Catalogue
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31. Purification : an illustrated answer to drugs / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Copenhagen, Denmark : New Era, c1985. | 1985 | 8773363758 | NQ616.8606/1 | Drug abuse -- Treatment. Drugs -- Metabolic detoxication. Scientology. | Description: LOCATION : State Ref Library , CALL # : NQ616.8606/1 , STATUS : FILL IN SLIP | Library Catalogue
32. Dianetics : the modern science of mental health : a handbook of dianetics procedure / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, CA : Bridge Publications, 1985. | 1985 | 0884042588 | N158.9/2 | Dianetics. | Description: LOCATION : State Ref Library , CALL # : N158.9/2 , STATUS : FILL IN SLIP | Library Catalogue
34. L. Ron Hubbard : the current scene / [compiled ... by the Public Relations Office of L. Ron Hubbard]
Los Angeles, Calif. : The Office, 1984- | 1984 | NQ299.9360924/H875.4/1 SET (1v. held) | Hubbard, L. Ron (La Fayette Ron), 1911- Scientology -- Biography. Authors, American. | Description: LOCATION : State Ref Library , CALL # : NQ299.9360924/H875.4/1 SET (1v. held) , STATUS : FILL IN SLIP | Library Catalogue
35. Scientology : the fundamentals of thought / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Bridge Publications, c1983. | 1983 | 088404145X (pbk.) : | N299.936/ 2 | Scientology. | Description: LOCATION : State Ref Library , CALL # : N299.936/ 2 , STATUS : FILL IN SLIP | Library Catalogue
36. How to live though an executive : communications manual / L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Copenhagen : New Era Publications, 1983. | 1983 | 8773360937 | N658.4/331 | Executive ability. Scientology. Communication in management. | Description: LOCATION : State Ref Library , CALL # : N658.4/331 , STATUS : FILL IN SLIP | Library Catalogue
37. The way to happiness / [written by L. Ron Hubbard]
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles, Calif. : Regent House Ltd., c1981. | 1981 | 0960593004 | N177/5 | Conduct of life. | Description: LOCATION : State Ref Library , CALL # : N177/5 , STATUS : FILL IN SLIP | Library Catalogue
38. An alternative : how to help a family member in distress / [compiled from the writings of L. Ron Hubbard]
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [Sydney : Citizens' Committee on Human Rights], 1981. | 1981 | 158.9/1 | Psychotherapy. Dianetics. | Description: LOCATION : Mitchell Library , CALL # : 158.9/1 , STATUS : FILL IN SLIP | Library Catalogue
39. Scientology and effective knowledge [sound recording] / by L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | [Los Angeles?] : L.R. Hubbard, p1980. | 1980 | RAV/TAPE 1/609 | Scientology. Dianetics. | Description: LOCATION : State Ref Library , CALL # : RAV/TAPE 1/609 , STATUS : FILL IN SLIP | Library Catalogue
40. What is scientology? : based on the works of L. Ron Hubbard / [compiled by staff of the Church of Scientology of California ; edited by the LRH Personal Secretary Office ; color photography by L. Ron Hubbard].
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | Los Angeles : Church of Scientology of California, c1978. | 1978 | 0884040615 | NQ299.936/1 | Scientology. | Description: LOCATION : State Ref Library , CALL # : NQ299.936/1 , STATUS : FILL IN SLIP | Library Catalogue
41. Scientology : the fundamentals of thought / by L. Ron Hubbard.
Hubbard, L. Ron (La Fayette Ron), 1911-1986 | London : Hubbard Association of Scientologists International, c1956. | 1956 | *S150.13/28 | Scientology. Dianetics. | Description: LOCATION : State Ref Library , CALL # : *S150.13/28 , STATUS : FILL IN SLIP | Library Catalogue