1973 - The Food and People Dilemma [The Man-environment system in the late twentieth century] (Paperback) → Hardcover ISBN-13: 9780878720507 ISBN-10: 0878720502 Genre: Business & Money ? Too Many a Study of the Earth's Biological Limitations (Paperback) ISBN-13: 9780020723806 ISBN-10: 0020723806 ? Too Many a Study of Earth's Biological Limitations (Hardcover) ISBN-13: 9780025136601 ISBN-10: 0025136607 ? The Hungry Planet the Modern World at the Edge of Famine (Hardcover) ISBN-13: 9780025136809 ISBN-10: 0025136801 ? World Food Resources [Intext series in ecology] (Paperback) ISBN-13: 9780700223671 ISBN-10: 0700223673 ? |