Includes "articles on distinguished Muslims of every era and origin, on tribes and dynasties, on crafts and sciences, on political and religious institutions, on the geography, ethnography, flora and fauna of the various countries and on the history, topography and monuments of the major towns and cities" of the Islamic world.
The Encylopaedia of the Qur'an is "an encyclopaedic dictionary of qur’ānic terms, concepts, personalities, place names, cultural history and exegesis extended with essays on the most important themes and subjects within qur’ānic studies."
A multi-disciplinary reference work and research tool designed to record the facts of Iranian history and civilization. A precisely documented reference work on the lands, life, culture and history of all Iranian peoples and their interaction with other societies.
Statistics
The World Religion Database contains detailed statistics on religious affiliation for every country of the world. It provides source material, including censuses and surveys, as well as best estimates for every religion for the period 1900 to 2050.