Belch, G. E. B. (2013). Advertising and Promotion (9th.). Tata McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Belch, George E; Belch. Advertising and Promotion. 9th. New Delhi: Tata McGraw Hill, 2013.
Lua MLA (9ú heag.)Belch, George E; Belch. Advertising and Promotion. 9th. Tata McGraw Hill, 2013.
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