Lamb, C. W., Hair, J. F., & McDaniel, C. D. (1999). Marketing (5th ed.). South-Western College Pub..
Cita Chicago (17th ed.)Lamb, Charles W., Joseph F. Hair, i Carl D. McDaniel. Marketing. 5th ed. Cincinnati, OH: South-Western College Pub., 1999.
Cita MLA (8th ed.)Lamb, Charles W., et al. Marketing. 5th ed. South-Western College Pub., 1999.
Atenció: Aquestes cites poden no estar 100% correctes.