Ummahāt al-kutub al-fiqhiyya wa-shurūḥuhā wa-ḥawāshīhā ibtidāʾan min muntaṣaf al-qarn al-thānī ḥattā nihāyat al-qarn al-rābiʿ ʿashar liʾl-hijra – al-fiqh al-mālikī | Usul