Vashishtha, H. C. (1986). Analytical Geometry of Three Dimensions. Krishna Prakashan.
Cita Chicago (17th ed.)Vashishtha, H. C. Analytical Geometry of Three Dimensions. Meerut: Krishna Prakashan, 1986.
Cita MLA (9th ed.)Vashishtha, H. C. Analytical Geometry of Three Dimensions. Krishna Prakashan, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.