Dass, H. K. (1998). Solid Geometry. Modern Book Centre.
Cita Chicago (17th ed.)Dass, H. K. Solid Geometry. New Delhi: Modern Book Centre, 1998.
Cita MLA (9th ed.)Dass, H. K. Solid Geometry. Modern Book Centre, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.