Smither, R. D. (1994). The psychology of work and human performance (2nd ed.). HarperCollins College Publishers.
Citace podle Chicago (17th ed.)Smither, Robert D. The Psychology of Work and Human Performance. 2nd ed. New York: HarperCollins College Publishers, 1994.
Citace podle MLA (9th ed.)Smither, Robert D. The Psychology of Work and Human Performance. 2nd ed. HarperCollins College Publishers, 1994.
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