HUGHES, L. (1987). Actually Useful Internet Security Techniques Larry J. Hughes. New Riders Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHUGHES, Larry. Actually Useful Internet Security Techniques Larry J. Hughes. New Riders Publishing, 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHUGHES, Larry. Actually Useful Internet Security Techniques Larry J. Hughes. New Riders Publishing, 1987.
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