an introduction to the study of resources Vanroyen, Willam. creator Bengtson, Nels A. text II New Delhi Prentice Hall 1971 5th Edition. monographic eng

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xviii, 613p. : illus, maps, tabs.; 23 cm. Willam Vanroyen and Nels A. Bengtson. Includes bibliographical references and index. Attitude 330.9 VAF Fundamentals of economic geography 160511 20160511161816.0