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
"Brooks, George E.","Yankee traders, old coasters & African middlemen : a history of American legitimate trade with West Africa in the nineteenth century",,Boston University Press,1970,African research studies,,087270016X,,https://cir.nii.ac.jp/crid/1130282273045917440