APA aipamena

Rangarajan, M., & Sivaramakrishnan, K. (2012). India's environmental history. Permanent black.

Chicago Style aipamena

Rangarajan, Mahesh, and K. Sivaramakrishnan. India's Environmental History. Ranikhet : Bangalore: Permanent black, 2012.

MLA aipamena

Rangarajan, Mahesh, and K. Sivaramakrishnan. India's Environmental History. Permanent black, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.