Region
Afghanistan
1
Afghanistan --
2
Africa
1
Africa --
1
Alaska
1
America --
2
Asia
8
Asia --
8
Asia, Southeastern --
1
Australia
2
Australia --
2
California
1
California --
1
Canada
3
Canada --
2
Canada. Treaties, etc. 1992, Oct.7
1
Caribbean Area
1
Caribbean Area --
2
Central America
5
Central America - --
1
Central America --
5
Chile
2
Chile --
2
China
10
China --
12
Colombia
1
Colombia --
1
Cuba
3
Cuba --
3
Developing countries
9
Developing countries - --
1
Developing countries --
4
East Asia
4
East Asia --
5
East Indians --
1
Eastern Europe
1
Educational evaluation --
1
Egypt
1
Egypt --
1
Europe
11
Europe --
9
Europe, Eastern
1
Europe, Eastern --
1
Europe, Southern
1
Europe, Southern --
1
European Economic Community countries
3
European Economic Community countries --
3
European Union Countries
1
European Union countries
3
European Union countries --
2
more ...