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
"Baba-Ahmed, Hakeem","Peasants, merchant capital and the state : Colonial Northern Nigeria, 1900-1939",,Supplied by the British Library Document Supply Centre,1985,British thesis service,,,,https://cir.nii.ac.jp/crid/1130282271862255104