APA (7th ed.) Citation

Ellis, A., & Abarbanel, A. (1961). The encyclopedia of sexual behavior. Hawthorn Books.

Chicago Style (17th ed.) Citation

Ellis, Albert, and Albert Abarbanel. The Encyclopedia of Sexual Behavior. New York: Hawthorn Books, 1961.

MLA (9th ed.) Citation

Ellis, Albert, and Albert Abarbanel. The Encyclopedia of Sexual Behavior. Hawthorn Books, 1961.