Church of Scientology International. (1992). What is Scientology?: The comprehensive reference on the world's fastest growing religion. Bridge Publications.
Παραπομπή σε μορφή Chicago (17η εκδ.)Church of Scientology International. What Is Scientology?: The Comprehensive Reference on the World's Fastest Growing Religion. Los Angeles, Calif.: Bridge Publications, 1992.
Παραπομπή σε μορφή MLA (9th εκδ.)Church of Scientology International. What Is Scientology?: The Comprehensive Reference on the World's Fastest Growing Religion. Bridge Publications, 1992.
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