Engler, B. (1995). Personality theories: An introduction (4th ed.). Houghton Mifflin.
芝加哥风格引文Engler, Barbara. Personality Theories: An Introduction. 4th ed. Boston: Houghton Mifflin, 1995.
MLA引文Engler, Barbara. Personality Theories: An Introduction. 4th ed. Houghton Mifflin, 1995.
警告：这些引文格式不一定是100％准确.