Region
Great Britain
165
Europe
83
United States
45
Japan
40
Asia
36
France
32
Latin America
26
Africa
17
Europe, Eastern
15
Australia
12
Canada
9
Developing countries
8
Italy
7
Soviet Union
7
Sweden
7
Brazil
6
European Economic Community
5
European Union countries
5
Austria
4
Caribbean Area
4
Europe, Western
4
Germany
4
Indonesia
4
Pacific Area
4
Southern States
4
Yugoslavia
4
Mediterranean Region
3
Asia, Southeastern
2
Czechoslovakia
2
East Asia
2
El Salvador
2
Etats-Unis
2
Great Britian
2
Hungary
2
Korea
2
Mexico
2
Middle East
2
Pacific area
2
Taiwan
2
AMERICA LATINA
1
Australasia
1
CONDICIONES ECONOMICAS
1
Caribbean area
1
Case studies
1
Central America
1
China
1
Czechoslovak Republic
1
Detroit (Mich.)
1
Europe Union countries
1
Europe,Western
1
more ...