APA (7e ed.) Bronvermelding

Ferrell, O. C., & Hirt, G. A. (2003). Business: A changing world (4th ed.). McGraw-Hill/Irwin.

Chicago (17e ed.) Bronvermelding

Ferrell, O. C., en Geoffrey A. Hirt. Business: A Changing World. 4th ed. Boston: McGraw-Hill/Irwin, 2003.

MLA (8e ed.) Bronvermelding

Ferrell, O. C., en Geoffrey A. Hirt. Business: A Changing World. 4th ed. McGraw-Hill/Irwin, 2003.