APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.