Cita APA (7th ed.)
Smither, R. D. (1994). The psychology of work and human performance (2nd ed.). Harper Collins College Publishers.
Cita Chicago (17th ed.)
Smither, Robert D. The Psychology of Work and Human Performance. 2nd ed. New York: Harper Collins College Publishers, 1994.
Cita MLA (9th ed.)
Smither, Robert D. The Psychology of Work and Human Performance. 2nd ed. Harper Collins College Publishers, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.