Stern, L. W., Ansary, A. I., & Coughlan, A. T. (1996). Marketing channels (5th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Stern, Louis W., Adel I. Ansary, agus Anne T. Coughlan. Marketing Channels. 5th ed. Upper Saddle River, NJ ; New Delhi,: Prentice Hall, 1996.
Lua MLA (8ú heag.)Stern, Louis W., et al. Marketing Channels. 5th ed. Prentice Hall, 1996.
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