Carman, John Stanley. Obstacles to mineral development : A pragmatic view / J.S. Carman ; edited by B. Varon. - New York : Pergamon Press, 1979. - xiv, 178 p. ill. ; 24 cm. - Pergamon policy studies ; no. 18 . Includes index Bibliography: p. 161-169. ISBN: 0080239048 Subjects--Topical Terms: Mineral industries--Developing countries