6 1 10 Muhammad Husayn Haykal Additional Author Isma\'il Ragi A. al Faruqi Additional Author mixed material Qum Center of Islamic Studies 1976 his life based on the earliest sources Martin Lings Additional Author mixed material 0892810467 Vermont Inner Traditions International 1983 its relevance in aglobal context Farida Khanam Additional Author mixed material New Delhi Goodword Books 2003 a biography of the prophet Karen Armstrong Additional Author mixed material 1842126083 London Phoenix Press 1991 Seyyed Hossein Nasr Additional Author mixed material Iran Ansariyan W. Montgomery Watt Additional Author mixed material 0195773071 Karachi Oxford University Press 1981