APA Format
16974. (Macmillan, New York 1939). The Twenty Years Crisis 1919-1939 : An Introduction To The Study Of International Relations. :
MLA Format
16974. The Twenty Years Crisis 1919-1939 : An Introduction To The Study Of International Relations. : , Macmillan, New York 1939
Chicago Format
16974. The Twenty Years Crisis 1919-1939 : An Introduction To The Study Of International Relations. : , Macmillan, New York 1939
Australian/Harvard Format
16974. Macmillan, New York 1939. The Twenty Years Crisis 1919-1939 : An Introduction To The Study Of International Relations.