PACIFICO CARL R. (1981). PRATICAL INDUSTRIAL MANAGEMENT. JOHN WILEY AND SONS.
Lua i Stíl Chicago (17ú heag.)PACIFICO CARL R. PRATICAL INDUSTRIAL MANAGEMENT. NEW YORK: JOHN WILEY AND SONS, 1981.
Lua MLA (9ú heag.)PACIFICO CARL R. PRATICAL INDUSTRIAL MANAGEMENT. JOHN WILEY AND SONS, 1981.
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