APA Citatie

Etzel, M. J., Stanton, W. J., & Walker, B. J. (2004). Marketing (13th ed.). Boston, Mass.: McGraw-Hill.

Chicago Style citaat

Etzel, Michael J., William J. Stanton, en Bruce J. Walker. Marketing. 13th ed. Boston, Mass.: McGraw-Hill, 2004.

MLA citatie

Etzel, Michael J., William J. Stanton, en Bruce J. Walker. Marketing. 13th ed. Boston, Mass.: McGraw-Hill, 2004.