Sawaya, W. J. (1986). Production and operations management. Harcourt Brace Jovanovich.
Chicago-čujuhus (17. p.)Sawaya, William J. Production and Operations Management. Harcourt Brace Jovanovich, 1986.
MLA-čujuhus (9. p.)Sawaya, William J. Production and Operations Management. Harcourt Brace Jovanovich, 1986.
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