Cita APA (7th ed.)
Khurmi, R. S., & Gupta, J. K. (2001). Theory of machines. S. Chand & company.
Cita Chicago (17th ed.)
Khurmi, R. S., i J. K. Gupta. Theory of Machines. New Delhi: S. Chand & company, 2001.
Cita MLA (9th ed.)
Khurmi, R. S., i J. K. Gupta. Theory of Machines. S. Chand & company, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.