Stevenson, W. (2009). Operations Management (9thed.). Tata McGraw-Hill.
Tohutoru Kātū Chicago (17th ed.)Stevenson, William. Operations Management. 9thed. New Delhi: Tata McGraw-Hill, 2009.
Tohutoro MLA (9th ed.)Stevenson, William. Operations Management. 9thed. Tata McGraw-Hill, 2009.
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