APA (7th ed.) Citation

Nickels, W. G., Mchugh, J. M., & Mchugh, S. M. (2002). Understanding business (6TH.). Irwin Professional Publishing.

Chicago Style (17th ed.) Citation

Nickels, William G., James M. Mchugh, and Susan M. Mchugh. Understanding Business. 6TH. BOSTON: Irwin Professional Publishing, 2002.

MLA (8th ed.) Citation

Nickels, William G., et al. Understanding Business. 6TH. Irwin Professional Publishing, 2002.