APA (7th ed.) Citation

Berkowitz, E. N., Hartley, S. H., Kerin, R. A., & Rudelius, W. (1997). Marketing (5th edition.). IRWIN.

Chicago Style (17th ed.) Citation

Berkowitz, Eric N., Steven H. Hartley, Roger A. Kerin, and Wiliam Rudelius. Marketing. 5th edition. Chicago: IRWIN, 1997.

MLA (8th ed.) Citation

Berkowitz, Eric N., et al. Marketing. 5th edition. IRWIN, 1997.