Yusuf ibn Ahmad Hawalah

title	ISBN-13 (ISBN-10)	year of publication
al-Hayah al-ilmiyah fi Ifriqiyah: Al-Maghrib al-adna mundhu itmam al-fath wa-hatta muntasaf al-qarn al-khamis al-Hijri, 90/450 H ... al-dirasat al-Islamiyah)	978-996O-O3-384-6 (996O-O3-384-8)	2000