Cita APA (7th ed.)
Yalom, I. D. (1970). The theory and practice of group psychotherapy (3rd ed.). Basic books.
Cita Chicago (17th ed.)
Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. [S.l.]: Basic books, 1970.
Cita MLA (9th ed.)
Yalom, Irvin D. The Theory and Practice of Group Psychotherapy. 3rd ed. Basic books, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.