APA (7e ed.) Bronvermelding

Slappey, S. G. (1973). Pioneers of American business: Comp. by Sterling G. Slappey (2. print.). Grosset & Dunlap.

Chicago (17e ed.) Bronvermelding

Slappey, Sterling G. Pioneers of American Business: Comp. by Sterling G. Slappey. 2. print. New York [u.a.]: Grosset & Dunlap, 1973.

MLA (8e ed.) Bronvermelding

Slappey, Sterling G. Pioneers of American Business: Comp. by Sterling G. Slappey. 2. print. Grosset & Dunlap, 1973.