APA-referens (7:e uppl.)

Basset, W. R., & Heywood, J. (1922). Production engineering and cost keeping for machine shops. McGraw-Hill Book Company, inc..

Chicago-referens (17:e uppl.)

Basset, William Rupert, och Johnson Heywood. Production Engineering and Cost Keeping for Machine Shops. New York [etc.]: McGraw-Hill Book Company, inc., 1922.

MLA-referens (8:e uppl.)

Basset, William Rupert, och Johnson Heywood. Production Engineering and Cost Keeping for Machine Shops. McGraw-Hill Book Company, inc., 1922.