Παραπομπή σε μορφή APA (7η εκδ.)

Powdermaker, F., & Frank, J. D. (1953). Group psychotherapy: Studies in methodology of research and therapy. Published for the Commonwealth Fund by the Harvard University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Powdermaker, Florence, και Jerome D. Frank. Group Psychotherapy: Studies in Methodology of Research and Therapy. Cambridge, MA: Published for the Commonwealth Fund by the Harvard University Press, 1953.

Παραπομπή σε μορφή MLA (9th εκδ.)

Powdermaker, Florence, και Jerome D. Frank. Group Psychotherapy: Studies in Methodology of Research and Therapy. Published for the Commonwealth Fund by the Harvard University Press, 1953.