Evans, J. R. (2003). Marketing. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Evans, Joel R. Marketing. New York: Oxford University Press, 2003.
Lua MLA (9ú heag.)Evans, Joel R. Marketing. Oxford University Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.