Dyfyniad APA

Duffy, K. G. Annual editions: Personal growth and behavior (Twelfth edition.). The Dushkin Publishing Group, Inc.

Dyfyniad Arddull Chicago

Duffy, Karen G. Annual Editions: Personal Growth and Behavior. Twelfth edition. Guilford, Connecticut: The Dushkin Publishing Group, Inc.

Dyfyniad MLA

Duffy, Karen G. Annual Editions: Personal Growth and Behavior. Twelfth edition. The Dushkin Publishing Group, Inc.

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