Cita APA (7th ed.)
Hubbard, L. R. Introduction to Scientology Ethics. American Saint Hill Organization.
Cita Chicago (17th ed.)
Hubbard, L. Ron. Introduction to Scientology Ethics. Los Angeles, EUA: American Saint Hill Organization.
Cita MLA (9th ed.)
Hubbard, L. Ron. Introduction to Scientology Ethics. American Saint Hill Organization.
Atenció: Aquestes cites poden no estar 100% correctes.