Chhokar, K. B., Pandya, M., & Meena Raghunathan. (2004). Understanding environment. Sage Publications.

Chhokar, Kiran Banga, Mamata Pandya, and Meena Raghunathan. Understanding Environment. New Delhi ; Thousand Oaks, Calif.: Sage Publications, 2004.

Chhokar, Kiran Banga, et al. Understanding Environment. Sage Publications, 2004.