Title: ʻAbqarīyat ʻUmar
First published: 1948
Subjects: Military History
People: ʻUmar ibn al-Khaṭṭāb Caliph (d. 644), ʻUmar ibn al-Khaṭṭāb Caliph (d. 644,)
LC classification: DS238.U5 A78 (Orien Arab)