Engler, B. (1979). Personality theories: An introduction. Houghton Mifflin.
Chicago Style (17th ed.) CitationEngler, Barbara. Personality Theories: An Introduction. Boston: Houghton Mifflin, 1979.
MLA (9th ed.) CitationEngler, Barbara. Personality Theories: An Introduction. Houghton Mifflin, 1979.
Warning: These citations may not always be 100% accurate.