BUFFA ELWOOD S. (1977). MODERN PRODUCTION MANAGEMENT: MANAGING THE OPERATIONS FUN (5.). JOHN WILEY AND SONS.

BUFFA ELWOOD S. MODERN PRODUCTION MANAGEMENT: MANAGING THE OPERATIONS FUN. 5. SANTA BARBARA: JOHN WILEY AND SONS, 1977.

BUFFA ELWOOD S. MODERN PRODUCTION MANAGEMENT: MANAGING THE OPERATIONS FUN. 5. JOHN WILEY AND SONS, 1977.