Sengupta ,Ramprasad Ecology and Economics : An approach to Sustainble Development / by Ramprasad Sengupta - New Delhi: Oxford University Press , 2007. - xvi,264p. ISBN: 9780195662139 Subjects--Topical Terms: Carbon CycleEconomics Hydrological Cycle Sulphur Cycle Dewey Class. No.: 333.715 / SEN/E