ʿUmrān al-Qāhirah wa-khiṭaṭuhā fī ʿahd Ṣalāḥ al-Dīn al-Ayyūbī, 564-589 H/1168-1119 M - Ḥārithī, ʿAdnān Muḥammad Fāyiz (Maktabat Zahrāʾ al-Sharq, 1999)