प्रस्तावित विषय : खोज निहित
प्रस्तावित विषय : खोज निहित
Social history
Social conditions
42
History
39
Economic history
34
Social change
13
Economic development
12
Sociology
12
Economic conditions
11
Social problems
11
Social aspects
7
Social life and customs
7
Technology and civilization
7
Civilization
6
Civilization, Modern
6
Congresses
5
Historical museums
5
Museum techniques
5
Methodology
4
Political science
4
Social evolution
4
Case studies
3
Cities and towns
3
Communism
3
Feudalism
3
Forecasting
3
History and criticism
3
Labor
3
Politics and government
3
Progress
3
Social classes
3
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2सम्मेलन की कार्यवाही पुस्तकप्रकाशित 1974
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