APA (7th ed.) Citation

Nelson, M. C., & Ikenberry, J. (1979). Psychosexual imperatives: Their role in identity formation. Human Sciences Press.

Chicago Style (17th ed.) Citation

Nelson, Marie Coleman, and Jean Ikenberry. Psychosexual Imperatives: Their Role in Identity Formation. New York: Human Sciences Press, 1979.

MLA (9th ed.) Citation

Nelson, Marie Coleman, and Jean Ikenberry. Psychosexual Imperatives: Their Role in Identity Formation. Human Sciences Press, 1979.