Dyfyniad APA

Engler, B. (1995). Personality theories: An introduction (4th ed.). Houghton Mifflin.

Dyfyniad Arddull Chicago

Engler, Barbara. Personality Theories: An Introduction. 4th ed. Boston: Houghton Mifflin, 1995.

Dyfyniad MLA

Engler, Barbara. Personality Theories: An Introduction. 4th ed. Houghton Mifflin, 1995.

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