Rajagopalan R. (2005). Environmental Studies: From Crisis to Cure. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Rajagopalan R. Environmental Studies: From Crisis to Cure. New Delhi: Oxford University Press, 2005.
Lua MLA (9ú heag.)Rajagopalan R. Environmental Studies: From Crisis to Cure. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.