Sackman, H. (1967). Computers, system science, and evolving society: The challenge of man-machine digital systems. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSackman, Harold. Computers, System Science, and Evolving Society: The Challenge of Man-machine Digital Systems. New York: Wiley, 1967.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSackman, Harold. Computers, System Science, and Evolving Society: The Challenge of Man-machine Digital Systems. Wiley, 1967.
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