Qawāʿid al-ẖaṭṭ al-ʿarabī bi-ẖaṭṭ Hāšim Muḥammad al-Haṭṭāṭ maǧmūʿa ẖaṭṭīya li-anwāʿ al-ẖuṭūṭ al-ʿarabīya - Ḫaṭṭāṭ al-Baġdādī, Hāšim Ibn-Muḥammad al- 1335/1917-1393/1973 (1961)