Byars, L. L., & Rue, L. W. (2004). Human resource management (7th ed.). McGraw-Hill.

Byars, Lloyd L., and Leslie W. Rue. Human Resource Management. 7th ed. Boston: McGraw-Hill, 2004.

Byars, Lloyd L., and Leslie W. Rue. Human Resource Management. 7th ed. McGraw-Hill, 2004.