Sengupta, Ramprasad. Ecology and economics : an approach to sustainable development / Ramprasad Sengupta. - New Delhi : Oxford University Press , 2003. - xvi,264p. : ills,fig.,table ; 23cm . NULL ISBN: 019566213X Rs. 495.00 Subjects--Index Terms: ENVIRONMENTAL ECONOMICS Dewey Class. No.: 577 / SEN/E