288584 Engler, B. (2009). Personality theories: An introduction. Boston, New York : Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)288584 Engler, Barbara. Personality Theories: An Introduction. Boston, New York : Houghton Mifflin, 2009.
Lua MLA (9ú heag.)288584 Engler, Barbara. Personality Theories: An Introduction. Boston, New York : Houghton Mifflin, 2009.
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