APA (7th ed.) Citation

Allen, D. M. (1991). Deciphering motivation in psychotherapy. Plenum Press.

Chicago Style (17th ed.) Citation

Allen, David M. Deciphering Motivation in Psychotherapy. New York: Plenum Press, 1991.

MLA (9th ed.) Citation

Allen, David M. Deciphering Motivation in Psychotherapy. Plenum Press, 1991.

Warning: These citations may not always be 100% accurate.