Coughlan, A. (2009). Marketing Channels (7th.). Pearson.
Chicago-čujuhus (17. p.)Coughlan, Anne. Marketing Channels. 7th. Pearson, 2009.
MLA-čujuhus (9. p.)Coughlan, Anne. Marketing Channels. 7th. Pearson, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.