Cita APA (7th ed.)
Kaushik, A., & Kaushik, C. P. (2014). Perspectives in environmental studies (4th ed.). New Age.
Cita Chicago (17th ed.)
Kaushik, Anubha, i C. P. Kaushik. Perspectives in Environmental Studies. 4th ed. New Delhi: New Age, 2014.
Cita MLA (9th ed.)
Kaushik, Anubha, i C. P. Kaushik. Perspectives in Environmental Studies. 4th ed. New Age, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.