Geographic Subject
United States
47
India
17
China
7
Nepal
7
États-Unis
6
Asia
5
Mongolia
5
Pakistan
5
Arab countries
4
Middle East
4
Soviet Union
4
Afghanistan
3
Bangladesh
3
Latin America
3
Asia, Central
2
Asia, Southeastern
2
Balkan Peninsula
2
Developing countries
2
Oceania
2
South Asia
2
Sri Lanka
2
Tanzania
2
Thailand
2
Turkey
2
7.150
1
Brazil
1
Cuba
1
El Salvador
1
France
1
Great Britain
1
Indonesia
1
Japan
1
Malaysia
1
Nigeria
1
Philippines
1
Romania
1
Singapore
1
South America
1
Southeast Asia
1
Verenigde Staten
1
Yugoslavia
1