Dyfyniad APA

Anderson, J. R. (1990). Cognitive psychology and its implications (3rd ed.). W.H. Freeman.

Dyfyniad Arddull Chicago

Anderson, John R. Cognitive Psychology and Its Implications. 3rd ed. New York: W.H. Freeman, 1990.

Dyfyniad MLA

Anderson, John R. Cognitive Psychology and Its Implications. 3rd ed. W.H. Freeman, 1990.

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