ENCYCLOPAEDIA OF ISLAM, E.J. Brill's first. Ed. by M.Th. Houtsma, T.W. Arnold, R. Basset & R. Hartmann. Leiden, 1987. 9 vols. Obrds.
Photomechanical reprint of "The encyclopaedia of Islam. A dictionary of the geography, ethnography and biography of the Muhammadan peoples" (Leiden, 1913-38. 5 vols.). - Good set.€ 150