Beck, R. C. (2004). Motivation: Theories and principles (5. ed.). Pearson, Prentice-Hall.
Chicago Style (17th ed.) CitationBeck, Robert C. Motivation: Theories and Principles. 5. ed. Upper Saddle River, NJ: Pearson, Prentice-Hall, 2004.
MLA (9th ed.) CitationBeck, Robert C. Motivation: Theories and Principles. 5. ed. Pearson, Prentice-Hall, 2004.
Warning: These citations may not always be 100% accurate.