Narain, S. &. O. (2015). State of India's Environment 2015. Centre for science and environment.
Lua i Stíl Chicago (17ú heag.)Narain, Sunita & Others. State of India's Environment 2015. New Delhi: Centre for science and environment, 2015.
Lua MLA (9ú heag.)Narain, Sunita & Others. State of India's Environment 2015. Centre for science and environment, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.