Dyfyniad APA

(1947). Approaches to group understanding: Sixth symposium. New York: Distributed by Harper.

Dyfyniad Arddull Chicago

Approaches to Group Understanding: Sixth Symposium. New York: Distributed by Harper, 1947.

Dyfyniad MLA

Approaches to Group Understanding: Sixth Symposium. New York: Distributed by Harper, 1947.

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