APA (7e ed.) Bronvermelding

Allen, B. P. (1997). Personality theories: Development, growth, and diversity (2nd ed.). Allyn and Bacon.

Chicago (17e ed.) Bronvermelding

Allen, Bem P. Personality Theories: Development, Growth, and Diversity. 2nd ed. Boston: Allyn and Bacon, 1997.

MLA (9e ed.) Bronvermelding

Allen, Bem P. Personality Theories: Development, Growth, and Diversity. 2nd ed. Allyn and Bacon, 1997.