Raymond A noe, John R. hollenbeck, Barry gerhart, & Patrick M.wright. (2006). Human resource management: Gaining a competitive advantage (Ed.5.). Tata mcgraw hill education.

Raymond A noe, John R. hollenbeck, Barry gerhart, and Patrick M.wright. Human Resource Management: Gaining a Competitive Advantage. Ed.5. New delhi: Tata mcgraw hill education, 2006.

Raymond A noe, et al. Human Resource Management: Gaining a Competitive Advantage. Ed.5. Tata mcgraw hill education, 2006.