Cita APA (7a ed.)

Nickels, W. G., McHugh, J. M., & McHugh, S. M. (2002). Understanding business today: A photo essay. McGraw Hill, Irwin.

Cita Chicago Style (17a ed.)

Nickels, William G., James M. McHugh, y Susan M. McHugh. Understanding Business Today: A Photo Essay. New York: McGraw Hill, Irwin, 2002.

Cita MLA (9a ed.)

Nickels, William G., et al. Understanding Business Today: A Photo Essay. McGraw Hill, Irwin, 2002.