Hari, K. (1991). Analytical Geometry. Pragati Prakashan.
Cita Chicago (17th ed.)Hari, Kishan. Analytical Geometry. New Delhi: Pragati Prakashan, 1991.
Cita MLA (9th ed.)Hari, Kishan. Analytical Geometry. Pragati Prakashan, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.