  1990 - State of the World 1990 a Worldwatch Institute on Progress Toward a Sustainable Society (Hardcover) ISBN-13: 9780393306149 ISBN-10: 0393306143 Genre: Nonfiction ?  In the Human Interest a Strategy to Stabilize World Population (Hardcover) ISBN-13: 9780393055269 ISBN-10: 0393055264 Genres: Business & Money, Nonfiction ? |
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