Gray, A. (1998). Modern differential geometry of curves and surfaces with Mathematica (2nd ed.). Boca Raton: CRC Press.
Trích dẫn kiểu ChicagoGray, Alfred. Modern Differential Geometry of Curves and Surfaces With Mathematica. 2nd ed. Boca Raton: CRC Press, 1998.
MLA引文Gray, Alfred. Modern Differential Geometry of Curves and Surfaces With Mathematica. 2nd ed. Boca Raton: CRC Press, 1998.
警告：這些引文格式不一定是100％准確.