APA (7th ed.) Citation

Ellis, H. (1972). Psychology of sex: A manual for students (2. ed., 1938. 15. print.). Emerson Books.

Chicago Style (17th ed.) Citation

Ellis, Havelock. Psychology of Sex: A Manual for Students. 2. ed., 1938. 15. print. New York: Emerson Books, 1972.

MLA (9th ed.) Citation

Ellis, Havelock. Psychology of Sex: A Manual for Students. 2. ed., 1938. 15. print. Emerson Books, 1972.