Ḥadīdī, ʻAlī. Mushkilat taʻlīm al-lughah alʻArabīyah li-ghayr al-ʻArab / taʼlīf ʻAlī al-Ḥadīdī. - al-Qāhirah : Dār al-Kitāb al-ʻArabī, [1967] - 206 p. 21 cm. LCCN: ne 68001659 Subjects--Topical Terms: Arabic language--Study and teaching--Foreign speakers. LC Class. No.: PJ6066 / .H28