APA Citation

Robert C. Beck. (2004). Motivation theories and principles - fifth edition. Usa: Pearson.

Chicago Style Citation

Robert C. Beck. Motivation Theories and Principles - Fifth Edition. Usa: Pearson, 2004.

MLA Citation

Robert C. Beck. Motivation Theories and Principles - Fifth Edition. Usa: Pearson, 2004.

Warning: These citations may not always be 100% accurate.