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
"Gledhill, Alan and Northern Region of Nigeria (Nigeria) and Sudan",The penal codes of Northern Nigeria and the Sudan,,Sweet & Maxwell,1963,Law in Africa,,,,https://cir.nii.ac.jp/crid/1130282270576495232