Lamb, C. W., & McDaniel, C. D. (1996). Marketing (3rd.ed.). South-Western.
Chicago Style (17th ed.) ZitazioaLamb, Charles W., eta Carl D. McDaniel. Marketing. 3rd.ed. Cincinnati: South-Western, 1996.
MLA (9th ed.) ZitazioaLamb, Charles W., eta Carl D. McDaniel. Marketing. 3rd.ed. South-Western, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.