Goel, B. S. M. (2012). Pragati's operations research (27 edition.).
シカゴスタイル引用形Goel, B S; Mittal. Pragati's Operations Research. 27 edition. Pragati Prakashan, Meerut, 2012.
MLA引用形式Goel, B S; Mittal. Pragati's Operations Research. 27 edition. 2012.
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