The superpowers and their spheres of influence : the United States and the Soviet Union in Eastern Europe and Latin America / Edy Kaufman. Kaufman, Edy. Spheres of influence. D843 .K3 JX1395 .K38 327 CAS includes index. Includes bibliographical references and index. London : Croom Helm, c1976. c1976. 1976 Text 208 p.: eng United States Foreign relations Latin America. Latin America Foreign relations United States. Soviet Union Foreign relations Europe, Eastern. Europe, Eastern Foreign relations Soviet Union.