APA (7th ed.) Zitazioa
Yalom, I. D. (1975). The theory and practice of group psychotherapy (3rd ed.). Basic books.
Chicago Style (17th ed.) Zitazioa
Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. [S.l.]: Basic books, 1975.
MLA (9th ed.) Zitazioa
Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. Basic books, 1975.
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