CERTO, S. A. (1984). Management of organizations and human resources. Wm.C.Brown.
Lua i Stíl Chicago (17ú heag.)CERTO, Samuel A. Management of Organizations and Human Resources. Iowa: Wm.C.Brown, 1984.
Lua MLA (9ú heag.)CERTO, Samuel A. Management of Organizations and Human Resources. Wm.C.Brown, 1984.
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