Dyfyniad APA

Worchel, S., & Shebilske, W. (1983). Psychology: Principles and applications. Prentice-Hall.

Dyfyniad Arddull Chicago

Worchel, Stephen, and Wayne Shebilske. Psychology: Principles and Applications. Englewood Cliffs, N.J: Prentice-Hall, 1983.

Dyfyniad MLA

Worchel, Stephen, and Wayne Shebilske. Psychology: Principles and Applications. Prentice-Hall, 1983.

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