Islam Religious aspects 27 History 22 Customs and practices 12 Doctrines 9 Religious life 8 Islam and politics 6 Islamic countries 6 Christianity 5 Economic aspects 5 Management 5 Congresses 4 Economics 4 Encyclopedia 4 Islamic ethics 4 Muslims 4 Relations 4 Terrorism 4 Family 3 Jihad 3 Prophets in the Koran 3 Asia, Southeastern 2 Conduct of life 2 Economic conditions 2 Economic development 2 Education 2 Faith (Islam) 2 Islam and social problems 2 Islam and state 2 Islamic 2