Where can one get L. Ron Hubbard’s books?

All of his books are available at Churches and missions of Scientology, and in the online bookstore. Many are also available in bookstores and libraries in cities all over the world.

What books should one read to get information about:

Dianetics:
Dianetics: The Modern Science of Mental Health
Dianetics: The Original Thesis
Dianetics: The Evolution of a Science

Basic Scientology principles:
Scientology: The Fundamentals of Thought
Scientology: A New Slant on Life
The Problems of Work: Scientology Applied to the Workaday World

Do it yourself procedures to overcome problems and increase one’s awareness and abilities:
Self Analysis
Handbook for Preclears

How to help yourself and those around you lead happier lives:
Scientology: A New Slant on Life