kumari areti krishna. (2007). Environment And Sustainable Development. ICFAI Press.
Lua i Stíl Chicago (17ú heag.)kumari areti krishna. Environment And Sustainable Development. Hydrabad: ICFAI Press, 2007.
Lua MLA (9ú heag.)kumari areti krishna. Environment And Sustainable Development. ICFAI Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.