Cita APA (7a ed.)

Nickels, W. G., McHugh, S. M., & McHugh, J. M. (2006). Understanding business (7th.ed.). Mc Graw-Hill..

Cita Chicago Style (17a ed.)

Nickels, William G., Susan M. McHugh, y James M. McHugh. Understanding Business. 7th.ed. Boston: Mc Graw-Hill., 2006.

Cita MLA (9a ed.)

Nickels, William G., et al. Understanding Business. 7th.ed. Mc Graw-Hill., 2006.