APA Citatie

Kerin, R. A., & Hartley, S. W. (2009). Marketing: The core. Boston: McGraw-Hill Irwin.

Chicago Style citaat

Kerin, Roger A., en Steven William Hartley. Marketing: The Core. Boston: McGraw-Hill Irwin, 2009.

MLA citatie

Kerin, Roger A., en Steven William Hartley. Marketing: The Core. Boston: McGraw-Hill Irwin, 2009.