Citation
ʿĪd, Muḥammad ʿAbd al-ʿAzīz. Taṭwīr al-Taʿlīm li-Muwājahat Iḥtiyājāt al-Qarn al-Ḥādī wa-l-ʿIshrīn. Cairo: al-Maʿhad al-Qawmī li-l-Takhṭīṭ, 1998.
ʿĪd, Muḥammad ʿAbd al-ʿAzīz. Taṭwīr al-Taʿlīm li-Muwājahat Iḥtiyājāt al-Qarn al-Ḥādī wa-l-ʿIshrīn. Cairo: al-Maʿhad al-Qawmī li-l-Takhṭīṭ, 1998.