APA
Kaushik, . (2011). Prespectives in Enviornmental Studies. : Delhi, New Age.
Chicago
Kaushik, . 2011. Prespectives in Enviornmental Studies. : Delhi, New Age.
Harvard
Kaushik, . (2011). Prespectives in Enviornmental Studies. : Delhi, New Age.
MLA
Kaushik, . Prespectives in Enviornmental Studies. : Delhi, New Age. 2011.