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- - v. 21 cm. LCCN: sa 63000722 Subjects--Personal Names: ʻUmar ibn al-Khaṭṭāb, Caliph, -644. LC Class. No.: DS238.U5 / S53