Belch, G. E. (2009). Advertising and promotionan intergrated marketing communications perspective. McGraw-Hill Irwin.
Lua i Stíl Chicago (17ú heag.)Belch, George E. Advertising and Promotionan Intergrated Marketing Communications Perspective. McGraw-Hill Irwin, 2009.
Lua MLA (8ú heag.)Belch, George E. Advertising and Promotionan Intergrated Marketing Communications Perspective. McGraw-Hill Irwin, 2009.
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