Gaya APA

Swanson, C, P., Yalom, I, D. (1975). The theory and practice of psychotherapy . New York: New York: Basic Books; 1975.

Gaya MLA

Swanson, Carl, P.., Yalom, Irvin, D. "The theory and practice of psychotherapy". New York: New York: Basic Books; 1975, 1975. Text.