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The instruments of America's foreign policy
Westerfield, H. Bradford, (1963)
The theory and practice of international relations
McLellan, David S., (1974)
Politica nacional de desarrollo y dependencia externa
Sunkel, Oswald, (1967)
Some dimensions in the foreign behavior of nations
Rummel, Rudolph J., (1971)
Some empirical findings on nations and their behavior
Rummel, Rudolph J., (1969)
The relationship between national attributes and foreign conflict behavior
Rummel, Rudolph J., (1968)