Saffron Walden, Essex, England, Walden Publishing, 1998. Book call no. International 1997 Africa and the Middle East Volume 3 . Washington, U.S. Dept of the Interior and U.S. Geological Survey, 1999. The Mineral Industry of Morocco and Western Sahara by Bernadette Michalski, pp BB1-BB5.
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State, Society, and Economic Transformation in the 1990s , edited by Yahia H. Zoubir. Gainesville, FL, University Press of Florida, 1999. 299 p. Economic Reform and Elusive Political Change in Morocco by Azzedine Layachi, pp 43-60. The Geopolitics of the Western Sahara Conflict by Yahia H. Zoubir, pp 195-211. Book call no.