Cita APA (7th ed.)
Hjelle, L. A. (1992). Current research and applications in personality theories. McGraw - hill.
Cita Chicago (17th ed.)
Hjelle, Larry A. Current Research and Applications in Personality Theories. New York: McGraw - hill, 1992.
Cita MLA (9th ed.)
Hjelle, Larry A. Current Research and Applications in Personality Theories. McGraw - hill, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.