Lamb, C. W., Hair, J. F., & McDaniel, C. (1998). Marketing (4a. ed.). International Thomson.
Cita Chicago (17th ed.)Lamb, Charles W., Joseph F. Hair, i Carl McDaniel. Marketing. 4a. ed. Ciudad de México: International Thomson, 1998.
Cita MLA (9th ed.)Lamb, Charles W., et al. Marketing. 4a. ed. International Thomson, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.