Gaya APA

Nickels, W, G., McHUGH, J, A. (2012). BUSINESS; Connecting Principles to Practice . New York: MCGRAW-HILL.

Gaya MLA

Nickels, William, G.., McHUGH, James, A. "BUSINESS; Connecting Principles to Practice". New York: MCGRAW-HILL, 2012. Text.