Al- Fārūq al-qā'id.
Edition: Al-Ṭab'ah 3
Series: His  Qādat al-fatḥ al-Islāmī
Publisher: Dār al-Sha'b
Published: 1970
Place of publication: Al-Qāhirah
Language: ara
Number of pages: 286
Subjects: ʻUmar ibn al-Khaṭṭāb, -- Caliph, -- d. 644.