COLLEY J C. (1979). OPERATIONS PLANNING AND CONTROL. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Lua i Stíl Chicago (17ú heag.)COLLEY J C. OPERATIONS PLANNING AND CONTROL. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1979.
Lua MLA (9ú heag.)COLLEY J C. OPERATIONS PLANNING AND CONTROL. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1979.
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