APA (7th ed.) Citation

Nickels, W. G., McHugh, J. M., & McHugh, S. M. (1999). Understanding business (5th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Nickels, William G., James M. McHugh, and Susan M. McHugh. Understanding Business. 5th ed. Boston: McGraw-Hill, 1999.

MLA (9th ed.) Citation

Nickels, William G., et al. Understanding Business. 5th ed. McGraw-Hill, 1999.