Engler, B. (1995). Personality theories: An introduction (4th ed.). Houghton Mifflin.
Citación estilo ChicagoEngler, Barbara. Personality Theories: An Introduction. 4th ed. Boston: Houghton Mifflin, 1995.
Cita MLAEngler, Barbara. Personality Theories: An Introduction. 4th ed. Houghton Mifflin, 1995.
Warning: These citations may not always be 100% accurate.