Hillier, F. S., & Lieberman, G. J. (1990). Introduction to Operations Research (5th ed.). McGraw Hill Pub Co.
शिकागो स्टाइल उद्धरणHillier, Frederick S., और Gerald J. Lieberman. Introduction to Operations Research. 5th ed. New York: McGraw Hill Pub Co, 1990.
एमएलए उद्धरणHillier, Frederick S., और Gerald J. Lieberman. Introduction to Operations Research. 5th ed. McGraw Hill Pub Co, 1990.
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