Cita APA (7th ed.)

Nickels, W. G., McHugh, J. M., & McHugh, S. M. (2012). Understanding Buisness (10th ed.). McGraw Hill.

Cita Chicago (17th ed.)

Nickels, William G., James M. McHugh, i Susan M. McHugh. Understanding Buisness. 10th ed. India: McGraw Hill, 2012.

Cita MLA (9th ed.)

Nickels, William G., et al. Understanding Buisness. 10th ed. McGraw Hill, 2012.