Παραπομπή APA

Cozby, P. C. (2001). Methods in behavioral research (7th ed.). Mountain View, California: Mayfield Publishing Company.

Παραπομπή Chicago Style

Cozby, Paul C. Methods in Behavioral Research. 7th ed. Mountain View, California: Mayfield Publishing Company, 2001.

Παραπομπή MLA

Cozby, Paul C. Methods in Behavioral Research. 7th ed. Mountain View, California: Mayfield Publishing Company, 2001.

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