Coughlan, A. (2009). Marketing Channels (7th.). Pearson.
Cita Chicago (17th ed.)Coughlan, Anne. Marketing Channels. 7th. Pearson, 2009.
Cita MLA (9th ed.)Coughlan, Anne. Marketing Channels. 7th. Pearson, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.