Operations Research Society of America & Institute for Operations Research and the Management Sciences. (1990). Operations research. Operations Research Society of America.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOperations Research Society of America और Institute for Operations Research and the Management Sciences. Operations Research. Baltimore Md: Operations Research Society of America, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOperations Research Society of America और Institute for Operations Research and the Management Sciences. Operations Research. Operations Research Society of America, 1990.
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