Gaya APA

Snyder, C., Ingram, R, E. (2000). Handbook of Psychological Change : Psychotherapy Processes & Practices for The 21th Century (Ed.1). New York: John Wiley & Sons, Inc..

Gaya MLA

Snyder, C.R., Ingram, Rick, E.. "Handbook of Psychological Change : Psychotherapy Processes & Practices for The 21th Century". Ed.1 New York: John Wiley & Sons, Inc., 2000. Text.