VaRG. (2008). Valley research group private limited (VaRG) general profile.
Lua i Stíl Chicago (17ú heag.)VaRG. Valley Research Group Private Limited (VaRG) General Profile. 2008.
Lua MLA (8ú heag.)VaRG. Valley Research Group Private Limited (VaRG) General Profile. 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.