Dyfyniad APA

Duffy, K. G. e. (1996). Personal growth and behavior 96/97 (16th ed.). Dushkin.

Dyfyniad Arddull Chicago

Duffy, Karen G. ed. Personal Growth and Behavior 96/97. 16th ed. Connecticut: Dushkin, 1996.

Dyfyniad MLA

Duffy, Karen G. ed. Personal Growth and Behavior 96/97. 16th ed. Dushkin, 1996.

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