APA (7e ed.) Bronvermelding

Nickels, W. G., McHugh, J. M., & McHugh, S. M. (2008). Understanding business (8th ed.). McGraw-Hill Irwin.

Chicago (17e ed.) Bronvermelding

Nickels, William G., James M. McHugh, en Susan M. McHugh. Understanding Business. 8th ed. Boston: McGraw-Hill Irwin, 2008.

MLA (8e ed.) Bronvermelding

Nickels, William G., et al. Understanding Business. 8th ed. McGraw-Hill Irwin, 2008.