APA (7e ed.) Bronvermelding

Richtmeyer, C. C., & Foust, J. W. (1943). Business mathematics (2nd ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Richtmeyer, Cleon C., en Judson W. Foust. Business Mathematics. 2nd ed. New York: McGraw-Hill, 1943.

MLA (9e ed.) Bronvermelding

Richtmeyer, Cleon C., en Judson W. Foust. Business Mathematics. 2nd ed. McGraw-Hill, 1943.