Brown, R. G. (1992). Advanced mathematics: Precalculus with discrete mathematics ... Houghton Mifflin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrown, Richard G. Advanced Mathematics: Precalculus with Discrete Mathematics ... Atlanta: Houghton Mifflin, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBrown, Richard G. Advanced Mathematics: Precalculus with Discrete Mathematics ... Houghton Mifflin, 1992.
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