Majumdar, R. (2008). MArketing research: Text, applications and case studies. New Age International.
Lua i Stíl Chicago (17ú heag.)Majumdar, Ramanuj. MArketing Research: Text, Applications and Case Studies. New Delhi: New Age International, 2008.
Lua MLA (9ú heag.)Majumdar, Ramanuj. MArketing Research: Text, Applications and Case Studies. New Age International, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.