Chaurasia, V.B. L. . Analytical Solid Geometry: Three Dimensional / Textual Documents V.B. L. Chaurasia, et. al.. - 1st ed / - New Delhi : Indus Valley Publications , 2006. - 18.44p ; 23 cm. ISBN: 81-88719-46-3 Subjects--Index Terms: Mathematics G-Mathematics Dewey Class. No.: 516.33 / Ch 395 An