The United States in its world relations / Nelson Manfred Blake, Oscar Theodore Barck. Blake, Nelson Manfred. Barck, Oscar Theodore. E183.7 .B58 973 BLU Includes bibliography (p. 789-812) and index. New York : McGraw-Hill, 1960. 1960. 1960 Text 840 p. : eng McGraw-Hill series in American history United States Foreign relations.