Islam 233 History 127 Management 102 Indonesian language 72 History and criticism 70 Indonesian fiction 66 Indonesian literature 66 more ... Religious aspects 66 Forests and forestry 55 Agriculture 50 Study and teaching 43 Economics 38 Economic aspects 37 Chickens 36 Biography 34 Economic conditions 34 Politics and government 34 Marketing 31 Personnel management 29 Accounting 28 Education 28 Fisheries 28 Periodicals 28 Poultry 28 Breeding 27 Doctrines 25 Indonesian poetry 25 Islamic law 25 Koran 25 Linguistics 25 less ...