Dyfyniad APA

Durkin, J. E. (1981). Living groups: Group psychotherapy and general system theory. Brunner/Mazel.

Dyfyniad Arddull Chicago

Durkin, James E. Living Groups: Group Psychotherapy and General System Theory. New York: Brunner/Mazel, 1981.

Dyfyniad MLA

Durkin, James E. Living Groups: Group Psychotherapy and General System Theory. Brunner/Mazel, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.