APA (7e ed.) Bronvermelding

Burroughs Corporation & Lewis, E. S. E. (1914). Efficient cost keeping: A study of the most effective applications of cost keeping principles to certain types of management (3d ed.). Burroughs adding machine company.

Chicago (17e ed.) Bronvermelding

Burroughs Corporation en Elias St. Elmo Lewis. Efficient Cost Keeping: A Study of the Most Effective Applications of Cost Keeping Principles to Certain Types of Management. 3d ed. Detroit, Mich.: Burroughs adding machine company, 1914.

MLA (8e ed.) Bronvermelding

Burroughs Corporation en Elias St. Elmo Lewis. Efficient Cost Keeping: A Study of the Most Effective Applications of Cost Keeping Principles to Certain Types of Management. 3d ed. Burroughs adding machine company, 1914.