Gaya APA

Massey, R, F., Massey, S, D. (2002). Comprehensive handbook of psychotherapy : interpersonal, humanistic, existential volume 3 . New York: John Wiley and Sons.

Gaya MLA

Massey, Robert, F.., Massey, Sharon, Davis. "Comprehensive handbook of psychotherapy : interpersonal, humanistic, existential volume 3". New York: John Wiley and Sons, 2002. Text.