Duncan, T. (2005). Principles of advertising & IMC ed.2. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Duncan, Tom. Principles of Advertising & IMC Ed.2. McGraw-Hill, 2005.
Lua MLA (8ú heag.)Duncan, Tom. Principles of Advertising & IMC Ed.2. McGraw-Hill, 2005.
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