APA (7th ed.) Citation

Krar, S., Gill, A., & Smid, P. (2001). Computer numerical control simplified. Industrial Press.

Chicago Style (17th ed.) Citation

Krar, Steve, Arthur Gill, and Peter Smid. Computer Numerical Control Simplified. New York, NY: Industrial Press, 2001.

MLA (8th ed.) Citation

Krar, Steve, et al. Computer Numerical Control Simplified. Industrial Press, 2001.