Ch. 1. Introduction. -- Ch. 2. The development of the sociology of religion. -- Ch. 3. Major issues in the analysis of religion. -- Ch. 4. Religious systems: Cultural and social aspects. -- Ch. 5. Religious collectivities. -- Ch. 6. Religious culture: Sources and consequences. -- Ch. 7. Attitudes towards the modern world: Religion in relation to social science. -- Ch. 8. Epilogue: Secularization.