Schultz, D. E. (1989). Strategic advertising campaigns (3rd ed.). NTC Business Books.
Lua i Stíl Chicago (17ú heag.)Schultz, Don E. Strategic Advertising Campaigns. 3rd ed. Lincolnwood, Ill., USA: NTC Business Books, 1989.
Lua MLA (9ú heag.)Schultz, Don E. Strategic Advertising Campaigns. 3rd ed. NTC Business Books, 1989.
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