APA Citation

Derlega, V. J. (1982). Cooperation and helping behavior: Theoties and research. New York: Academic Press.

Trích dẫn kiểu Chicago

Derlega, Valerian J. Cooperation and Helping Behavior: Theoties and Research. New York: Academic Press, 1982.

MLA Citation

Derlega, Valerian J. Cooperation and Helping Behavior: Theoties and Research. New York: Academic Press, 1982.

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