Citazione Stile APA (7a Edizione)

Hjelle, L. A. (1992). Current research and applications in personality theories. McGraw - hill.

Citazione stile Chigago Style (17a edizione)

Hjelle, Larry A. Current Research and Applications in Personality Theories. New York: McGraw - hill, 1992.

Citatione MLA (9a ed.)

Hjelle, Larry A. Current Research and Applications in Personality Theories. McGraw - hill, 1992.