Baghdād fī tārīkh al-khilāfah al-ʿabbāsīyah : aqdam mā kutiba fī tārīkh al-khalīfah al-Maʾmūn wa-ʿaṣrihi al-dhahabī - Ibn Abī Ṭāhir Ṭayfūr, Aḥmad, 819 or 820-893 (Maktabat al-Muthanná, 1968)