al-Dimuqratiyah wa-siyadat al-qanun fi Almaniya, fi al-Urdun - Dobers, Hubert; Goussous, Walid; Sarah, Yasir Muhammad (Qism al-Taawun al-Dawli li-Muʼassasat Kunrad Adinawar/Almaniya Maktab Amman, al-Urdun, 1992)