APA (7e ed.) Bronvermelding

Ferrell, O., Ferrell, L., & Hirt, G. A. (2009). Business: A changing world (7th ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Ferrell, O.C, Linda Ferrell, en Geoffrey A. Hirt. Business: A Changing World. 7th ed. Boston: McGraw-Hill, 2009.

MLA (9e ed.) Bronvermelding

Ferrell, O.C, et al. Business: A Changing World. 7th ed. McGraw-Hill, 2009.