Hillier Frederick. (2013). Introduction to Operations Research -CD (9th.). McGraw Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHillier Frederick. Introduction to Operations Research -CD. 9th. New Delhi: McGraw Hill, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHillier Frederick. Introduction to Operations Research -CD. 9th. McGraw Hill, 2013.
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