Gaya APA

Garfield, S, L., Bergin, A, E. (1978). Handbook of psychotherapy and behavior change : an empirical analysis (2nd ed). British: John Wiley & Sons, Inc..

Gaya MLA

Garfield, Sol, L.., Bergin, Allen, E. "Handbook of psychotherapy and behavior change : an empirical analysis". 2nd ed British: John Wiley & Sons, Inc., 1978. Text.