Vance, E. P. (1973). Modern algebra and trigonometry (3rd ed.). Addison-Wesley Pub.Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVance, Elbridge P. Modern Algebra and Trigonometry. 3rd ed. New York: Addison-Wesley Pub.Co, 1973.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVance, Elbridge P. Modern Algebra and Trigonometry. 3rd ed. Addison-Wesley Pub.Co, 1973.
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