al-Ṭāʾif : al-taṭawwur wa-al-bunyah wa-al-miʿmār fī madīnah ʿarabīyah nāhiḍah - Gaube, Heinz (Maktabat al-malik ʿAbdul-ʿAzīz al-ʿĀmmah, 1999)