Narain, S. (2015). Ecology In History Environmental History Reader. Centre for science and Enviroment.
Chicago-referens (17:e uppl.)Narain, Sunita. Ecology In History Environmental History Reader. New Delhi: Centre for science and Enviroment, 2015.
MLA-referens (9:e uppl.)Narain, Sunita. Ecology In History Environmental History Reader. Centre for science and Enviroment, 2015.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.