al- Haṭṭ wa-'l-kitāba fi 'l-ḥaḍāra al-ʿarabī - Gubūrī, Yaḥyā Wāhīb al (Dār al-Ġarb al-Islāmī, 1994)
PST: Script and Writing in the Arab Civilization. - In arab. Schr., arab