Singh , B. (2006). Rural Marketing. Anmol.
Lua i Stíl Chicago (17ú heag.)Singh , Bir. Rural Marketing. New Delhi: Anmol, 2006.
Lua MLA (9ú heag.)Singh , Bir. Rural Marketing. Anmol, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.