Kaushik,A. (2012). Perspective in Environmental Studies,3rd ed (3rd.). New Age.
Style de citation Chicago (17e éd.)Kaushik,A. Perspective in Environmental Studies,3rd Ed. 3rd. New Delhi: New Age, 2012.
Style de citation MLA (9e éd.)Kaushik,A. Perspective in Environmental Studies,3rd Ed. 3rd. New Age, 2012.
Attention : ces citations peuvent ne pas être correctes à 100%.