Hartmann, Frederick H. The relations of nations / Frederick H. Hartmann. - 6th edition. - New York : London : Macmillan Publishing Company ; Collier Macmillan, c1983. - xxvi, 675 pages : illustrations (maps) ; 25 cm. Includes index. Bibliography: p. 629-654. Subjects--Topical Terms: International relations.World politics. LC Class. No.: JX1395 / .H35 1983 Dewey Class. No.: 327