J. A. Allen, ed., The Sahara: Ecological Change and Early Economic History. New York, Frederick A. Praeger, Publisher, 1983, 90 pp., maps and charts, $13.50, paperback
Titel:
J. A. Allen, ed., The Sahara: Ecological Change and Early Economic History. New York, Frederick A. Praeger, Publisher, 1983, 90 pp., maps and charts, $13.50, paperback