Cardy, R. L. L. (2012). Performance management: Concepts skills and exercises (2 edition.).
Čikaški stil citiranjaCardy, Robert L; Leonard. Performance Management: Concepts Skills and Exercises. 2 edition. PHI Learning, 2012.
MLA način citiranjaCardy, Robert L; Leonard. Performance Management: Concepts Skills and Exercises. 2 edition. 2012.
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