al-ʻUthmani, Muhammad ibn ʻAbd al-Rahman, active 1378. Rahmat al-ummah fi ikhtilaf al-aimmah / li-Abi ʻAbd Allah Muhammad ibn ʻAbd al-Rahman al-Dimashqi al-ʻUthmani al-Shafiʻi. - Bayrut : Mua'ssasah al-Risalah, 1994. - 600 p. ; 24 cm. ISBN: RM64.00 Subjects--Topical Terms: Islamic law--Early works to 1800Islamic law