Dyfyniad APA

Cozby, P. C., & Paul C. Cozby. Methods in behavioral research. New York, NY: McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

Cozby, Paul C., và Paul C. Cozby. Methods in Behavioral Research. New York, NY: McGraw-Hill Higher Education.

Dyfyniad MLA

Cozby, Paul C., và Paul C. Cozby. Methods in Behavioral Research. New York, NY: McGraw-Hill Higher Education.

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