Higgins, J., & Richards, J. (2007). Sure fire (1st American ed.). G.P. Putnam's Sons.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHiggins, Jack, और Justin Richards. Sure Fire. 1st American ed. New York: G.P. Putnam's Sons, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHiggins, Jack, और Justin Richards. Sure Fire. 1st American ed. G.P. Putnam's Sons, 2007.
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