Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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