Brown, Lester R. State of the world, 1987 : a Worldwatch Institute report on progress toward a sustainable society / Lester R. Brown - New York : Norton , 1987 - xvii, 268p. : ill. ; 25 cm. Includes bibliographical references and index. ISBN: 0393023990 0393303896 Subjects--Topical Terms: Economic policyHistory and Economic Situation. Gov. Doc. Class. No.: US WI Sta