The international relations dictionary
1969
Dictionary of political analysis
1973
The American political dictionary
1962
Political Science Directory
1976
United Nations Capital Development Fund
1974
The United Nations
1988
The American political democracy
1962
The American political dictionary, by Jack C. Plano and Milton Greenberg
1972
International approaches to the problems of marine pollution
1972
Forging world order
1967
Political science dictionary
1973
