The environmental data book : a guide to statistics on the environment and development / The World Bank - Washington, D.C. : The World Bank, c1993. - 16p. ; 28 cm. ISBN: 0821323342 LCCN: Subjects--Topical Terms: Environmental indicatorsEnvironment LC Class. No.: GE140 / .S48 1993 Dewey Class. No.: 363.72