Tohutoro APA (7th ed.)

kaushik, a., & Kaushik, C. P. (2014). perspectives in environmental studies. New age international limited.

Tohutoru Kātū Chicago (17th ed.)

kaushik, anubha, me C P. Kaushik. Perspectives in Environmental Studies. New delhi: New age international limited, 2014.

Tohutoro MLA (9th ed.)

kaushik, anubha, me C P. Kaushik. Perspectives in Environmental Studies. New age international limited, 2014.