Gaya APA

Swanson, C, P., Patterson, C. (1980). Theories of counseling and psychoterapy . London: London: Happer & Row; 1980.

Gaya MLA

Swanson, Carl, P.., Patterson, C.H. "Theories of counseling and psychoterapy". London: London: Happer & Row; 1980, 1980. Text.