Subject
European Union countries
2
Mexico
2
Mexico Description and travel
2
Africa Economic conditions
1
Africa Social conditions
1
Economic indicators
1
Education
1
European Economic Community countries Economic conditions
1
European Union countries Economic conditions
1
European Union countries Politics and government
1
Holocaust, Jewish (1939-1945)
1
Intellectual life
1
Literacy
1
Mines and mineral resources
1
Mortality
1
Population
1
Social indicators
1
Transportation
1
Working class
1