Chiras, Daniel D. Natural resource conservation : management for a sustainable future / by Daniel D. Chiras .- - 8th ed. - Uttar Pardesh, India : Pearson , 2013. - 657 p. Pictorial ISBN: 9789332536685 Subjects--Topical Terms: Conservation of natural resources.Sustainable development. LC Class. No.: S938 / .087 Dewey Class. No.: 333.72 / 1304