APA

Durkin H. E., . (19651964). The group in depth. New York: International Universities Press.

Chicago

Durkin Helen Elise, . 19651964. The group in depth. New York: International Universities Press.

Harvard

Durkin H. E., . (19651964). The group in depth. New York: International Universities Press.

MLA

Durkin Helen Elise, . The group in depth. New York: International Universities Press. 19651964.