BYARS, L. L. (1997). Human Resource Management Lloyd L. Byars, Leslie W. Rue. Irwin.
Lua i Stíl Chicago (17ú heag.)BYARS, Lloyd L. Human Resource Management Lloyd L. Byars, Leslie W. Rue. Irwin, 1997.
Lua MLA (8ú heag.)BYARS, Lloyd L. Human Resource Management Lloyd L. Byars, Leslie W. Rue. Irwin, 1997.
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