Dunton, H. (1985). Questions & answers, marketing. Longman.
Lua i Stíl Chicago (17ú heag.)Dunton, Howard. Questions & Answers, Marketing. London: Longman, 1985.
Lua MLA (9ú heag.)Dunton, Howard. Questions & Answers, Marketing. Longman, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.