Gray, A. (1998). Modern differential geometry of curves and surfaces with Mathematica (2nd ed.). Boca Raton: CRC Press.
शिकागो स्टाइल उद्धरणGray, Alfred. Modern Differential Geometry of Curves and Surfaces With Mathematica. 2nd ed. Boca Raton: CRC Press, 1998.
एमएलए उद्धरणGray, Alfred. Modern Differential Geometry of Curves and Surfaces With Mathematica. 2nd ed. Boca Raton: CRC Press, 1998.
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