Bingham, F. G., Gomes, R., & Knowles, P. A. (2005). Business marketing (3rd ed.). McGraw-Hill/Irwin.
Cita Chicago (17th ed.)Bingham, Frank G., Roger Gomes, i Patricia A. Knowles. Business Marketing. 3rd ed. Boston: McGraw-Hill/Irwin, 2005.
Cita MLA (9th ed.)Bingham, Frank G., et al. Business Marketing. 3rd ed. McGraw-Hill/Irwin, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.