Colley, J. L., Landel, R. D., & Fair, R. R. (1977). Production, operations, planning & control: Test and cases. Holden-Day.
Chicago-čujuhus (17. p.)Colley, John L., Robert D. Landel, juo Robert R. Fair. Production, Operations, Planning & Control: Test and Cases. San Francisco: Holden-Day, 1977.
MLA-čujuhus (9. p.)Colley, John L., et al. Production, Operations, Planning & Control: Test and Cases. Holden-Day, 1977.
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