Callan, Scott J. Thomas, Janet M. Environmental economics and managment : Theor, Policy and applications / by Scott J. callan and Janet M. Thomas - 6th ed. - New Delhi : Cenage Learning , 2019. - 588 p. Paper Back ISBN: 9788131527641 Subjects--Topical Terms: Economics Dewey Class. No.: 338.927 / SCO-E