Geographic Subject
Asia, Southeastern
Japan
8
South Asia
6
European Economic Community countries
4
Indonesia
4
Malaysia
3
United States
3
Asia
2
Australia
2
Canada
2
Developing countries
2
East Asia
2
Singapore
2
Southeast Asia
2
Asia, Central
1
Asia; Southeastern
1
Commonwealth of Nations
1
Development countreis
1
Development countries
1
Malaya
1
Tropics
1