al-Qawa'id wa al-dawabit al-fiqhiyah fi kitab al-Umm lil-Imam al-Shafi'i : jam'an wa-tartiban wa-dirasatan - Ibn'Abd al-Hamid,'Abd al-Wahhab ibn Ahmad Khalil (al-Qahirah : Dar al-Tadmuriyah, 2008)
Keywords: al-Shafi'i, Muhammad ibn Idris, -- 767 or 8-820.; Islamic law -- Interpretation and construction