Andreasen, A. R. (2006). Social marketing in the 21st century. SAGE Publications.
Lua i Stíl Chicago (17ú heag.)Andreasen, Alan R. Social Marketing in the 21st Century. Thousand Oaks, Calif.: SAGE Publications, 2006.
Lua MLA (8ú heag.)Andreasen, Alan R. Social Marketing in the 21st Century. SAGE Publications, 2006.
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