Az iszlám. Tanulmányok a muhammedán vallás története köréből. (Islam. Studies in the history of the Mohammedan religion)
Budapest: MTA Könyvkiadó Vállalata, 1881. First edition. In original half cloth. 412 p. Ignaz Goldziher, was a Hungarian scholar of Islam. Along with the German Theodor Nöldeke and the Dutch Christiaan Snouck Hurgronje, he is considered the founder of modern Islamic studies in Europe. More