Gaya APA

Rudelius, R, A, K, S, W, H, W. (2009). MARKETING : The Core (3). New York: McGraw-Hill.

Gaya MLA

Rudelius, Roger, A., Kerin,, Steven, W., Hartley,, William. "MARKETING : The Core". 3 New York: McGraw-Hill, 2009. Text.