著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Libson, Gideon",Jewish and Islamic law : a comparative study of custom during the Geonic period,,"Islamic Legal Studies Program, Harvard Law School,Distributed by Harvard University Press",2003,Harvard series in Islamic law,,0674011066,,https://cir.nii.ac.jp/crid/1130282273240850560