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
"Lovejoy, Paul E.","Caravans of kola : the Hausa kola trade, 1700-1900",,Ahmadu Bello University Press Ltd. : University Press Ltd.,1980,Ahmadu Bello University history series,,"0195756932,9781250097,9781545682",,https://cir.nii.ac.jp/crid/1130000796215294848