EVANS, J. R. (1995). Principles Of Marketing / Joel R. Evans And Barry Berman. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)EVANS, Joel R. Principles Of Marketing / Joel R. Evans And Barry Berman. Prentice-Hall, 1995.
Lua MLA (8ú heag.)EVANS, Joel R. Principles Of Marketing / Joel R. Evans And Barry Berman. Prentice-Hall, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.