Cita APA (7th ed.)
Levinson, D., Ponzetti, J. J., & Jorgensen, P. F. (1999). Encyclopedia of human emotions. Macmillan Reference USA.
Cita Chicago (17th ed.)
Levinson, David, James J. Ponzetti, i Peter F. Jorgensen. Encyclopedia of Human Emotions. New York: Macmillan Reference USA, 1999.
Cita MLA (9th ed.)
Levinson, David, et al. Encyclopedia of Human Emotions. Macmillan Reference USA, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.