Sinha HC, Jha DK, . (1968). Analytical Geometry of Three Dimensons. New Delhi: S. Chand & Co.
Sinha HC, Jha DK, . 1968. Analytical Geometry of Three Dimensons. New Delhi: S. Chand & Co.
Sinha HC, Jha DK, . Analytical Geometry of Three Dimensons. New Delhi: S. Chand & Co. 1968.