Shiblī Nuʻmānī, 1857-1914. ʻUmar the great : the second Caliph of Islam. Translated by Maulânâ Zafar ʻAli Khân. - 3d rev. ed. - Lahore : Muhammad Ȧshraf, 1947. - xxii,295 p. ; 21 cm. Includes index. Subjects--Personal Names: ʻUmar ibn al-Khaṭṭāb, Caliph, -644. Dewey Class. No.: 953.020922 / SHU 1947