Gupta, P. K., & Hira, D. S. (2010). Problems in Operations Research: Principles and solutions. S. Chand & Co..
Chicagoスタイル(17版)引用形式Gupta, P. K., , D. S. Hira. Problems in Operations Research: Principles and Solutions. New Delhi: S. Chand & Co., 2010.
MLA(9版)引用形式Gupta, P. K., , D. S. Hira. Problems in Operations Research: Principles and Solutions. S. Chand & Co., 2010.
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