KHANNA, M. (1983). Co-ordinate geometry: For degree and hon's classes. Jai Prakash Nath.
Cita Chicago (17th ed.)KHANNA, M.L. Co-ordinate Geometry: For Degree and Hon's Classes. Meerut: Jai Prakash Nath, 1983.
Cita MLA (9th ed.)KHANNA, M.L. Co-ordinate Geometry: For Degree and Hon's Classes. Jai Prakash Nath, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.