Kar, J. M.
Analytical geometry of the conic sections - 5th ed. - Calcutta Globe Library 1968 - 468p.
Co-ordinate geometry
516.2 / KAR/1968
Analytical geometry of the conic sections - 5th ed. - Calcutta Globe Library 1968 - 468p.
Co-ordinate geometry
516.2 / KAR/1968