Dyfyniad APA

Chaplin, P. J., & Krawieg, S. T. (1974). Systems and theories of psychology (3rd ed.). Holt,rinehart and Winston,inc.

Dyfyniad Arddull Chicago

Chaplin, P James, and S T. Krawieg. Systems and Theories of Psychology. 3rd ed. London, Sydney: Holt,rinehart and Winston,inc, 1974.

Dyfyniad MLA

Chaplin, P James, and S T. Krawieg. Systems and Theories of Psychology. 3rd ed. Holt,rinehart and Winston,inc, 1974.

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