Title: Ijtihādāt al-Imām ʻUmar ibn al-Khaṭṭāb fī al-muʻāmalāt al-mālīyah wa-atharuhā fī al-fiqh al-Islāmī
Subjects: Knowledge, Finance, Finance (Islamic law), Money (Islamic law), Economics, Islam
People: ʻUmar ibn al-Khaṭṭāb Caliph (-644)