al-Mujmal fi al-imla' - Abu Na'amah, Abu al-Nur Muhammad (Tarabulus, al-Jamahiriyah al-'Arabiyah al-Libiyah al-Sha'biyah al-Ishtirakiyah : Jam'iyat al-Da'wah al-Islamiyah, 1984)
Keywords: Arabic language -- Orthography and spelling