एपीए उद्धरण

Bhattacharya, R. N. (2001). Environmental Economics: Indian Perspective. Oxford.

शिकागो स्टाइल उद्धरण

Bhattacharya, Ravindra N. Environmental Economics: Indian Perspective. New Delhi: Oxford, 2001.

एमएलए उद्धरण

Bhattacharya, Ravindra N. Environmental Economics: Indian Perspective. Oxford, 2001.