APA (7th ed.) Citation

Walker, J. R. (1970). Modern metal working: Materials, tools, and procedures. Goodheart-Willcox Co..

Chicago Style (17th ed.) Citation

Walker, John R. Modern Metal Working: Materials, Tools, and Procedures. South Holland, Ill.: Goodheart-Willcox Co., 1970.

MLA (9th ed.) Citation

Walker, John R. Modern Metal Working: Materials, Tools, and Procedures. Goodheart-Willcox Co., 1970.