Dyfyniad APA

Singh, S., & Sah, P. L. (2003). Fundamentals of machine drawing. Prentice Halll.

Dyfyniad Arddull Chicago

Singh, Sadhu, and P. L. Sah. Fundamentals of Machine Drawing. New Delhi: Prentice Halll, 2003.

Dyfyniad MLA

Singh, Sadhu, and P. L. Sah. Fundamentals of Machine Drawing. Prentice Halll, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.