Belch, G. E. (2004). Advertising and Promotion (9th.). Cengage Learning India Pvt. Ltd.
Lua i Stíl Chicago (17ú heag.)Belch, George E. Advertising and Promotion. 9th. New Delhi: Cengage Learning India Pvt. Ltd, 2004.
Lua MLA (9ú heag.)Belch, George E. Advertising and Promotion. 9th. Cengage Learning India Pvt. Ltd, 2004.
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