Dyfyniad APA

Feldman, R. S., & Robert S. Feldman. Understanding psychology. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Feldman, Robert S., và Robert S. Feldman. Understanding Psychology. New York: McGraw-Hill.

Dyfyniad MLA

Feldman, Robert S., và Robert S. Feldman. Understanding Psychology. New York: McGraw-Hill.

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