APA (7th ed.) Citation

Gibbs, D., & Crandell, T. M. (1991). An introduction to CNC machining and programming. Industrial Press.

Chicago Style (17th ed.) Citation

Gibbs, David, and Thomas M. Crandell. An Introduction to CNC Machining and Programming. New York: Industrial Press, 1991.

MLA (9th ed.) Citation

Gibbs, David, and Thomas M. Crandell. An Introduction to CNC Machining and Programming. Industrial Press, 1991.