Vaz, M. (2007). Economics Std XII. marvel.
Lua i Stíl Chicago (17ú heag.)Vaz, Michael. Economics Std XII. Mumbai: marvel, 2007.
Lua MLA (9ú heag.)Vaz, Michael. Economics Std XII. marvel, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.