Stanton, W. J. Fundamentos de marketing.
Lua i Stíl Chicago (17ú heag.)Stanton, William J. Fundamentos De Marketing.
Lua MLA (8ú heag.)Stanton, William J. Fundamentos De Marketing.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.