Urbanization 219 Quran 101 History 80 Urban communities-- Sociology 74 quran studies 67 Religion 64 Dissertations, Academic (Ph.D) 60 Islam 60 Sociology, Urban 59 Cities and towns 58 City planning 51 Social Sciences 49 Education 43 Philosophy 42 Rural development 42 Agriculture 40 Finance 40 Communication 39 Politics and government 39 Population 39 Sociology 38 Transportation 37 Urban 37 Untouchables 36 Industries 35 Language and literature 35 Non-governmental organizations 35 Scheduled tribes 35 Tribes 35 Wildlife management 35