Rukn al-khata' fi mas'uliyat al-idarah al-nashi'ah an al-'aqd al-idari : dirasah tahliliyah ta'siliyah li saur khata' al-idarah fi ibram wa tanfidh al-'uqud al-idariyah'ala dhaw' ahdath ahkam wa fatawa majlis al-dawlah - al-Halfawi, Hamdi Hasan (al-Qahirah : Dar al-Kutub, 2002)
Thesis (Ph.D.) - Jami'at al-Qahirah, 2002.
Keywords: Jami'at al-Qahirah -- Dissertations; Contracts -- Egypt; Administrative law -- Egypt