Gaither, N., & Frazier, G. (2002). Operations management (9th ed.). South-Western/Thomson Learning.
Chicago-viite (17. p.)Gaither, Norman, ja Greg Frazier. Operations Management. 9th ed. Australia ; Cincinnati, Ohio: South-Western/Thomson Learning, 2002.
MLA-viite (8. p.)Gaither, Norman, ja Greg Frazier. Operations Management. 9th ed. South-Western/Thomson Learning, 2002.
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