Dessler, G., & Varkkey, . B. (2009). Human resource management (11th ed.). Pearson Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Dessler, Gary, agus Biju Varkkey. Human Resource Management. 11th ed. Upper Saddle River, NJ ; New Delhi: Pearson Prentice Hall, 2009.
Lua MLA (8ú heag.)Dessler, Gary, agus Biju Varkkey. Human Resource Management. 11th ed. Pearson Prentice Hall, 2009.
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