Khurmi. R.S. (1989). Strenght of Materials. S.Chand.
Cita Chicago (17th ed.)Khurmi. R.S. Strenght of Materials. New Delhi: S.Chand, 1989.
Cita MLA (9th ed.)Khurmi. R.S. Strenght of Materials. S.Chand, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.