Dyfyniad APA

Cozby, P. C. (1989). Methods in behavioral research (4th ed.). Mayfield.

Dyfyniad Arddull Chicago

Cozby, Paul C. Methods in Behavioral Research. 4th ed. Mountain View, Calif: Mayfield, 1989.

Dyfyniad MLA

Cozby, Paul C. Methods in Behavioral Research. 4th ed. Mayfield, 1989.

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