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
"Cohen, David William and Greene, Jack P.",Neither slave nor free : the freedmen of African descent in the slave societies of the New World,,Johns Hopkins University Press,1974,The Johns Hopkins symposia in comparative history,,0801816475,,https://cir.nii.ac.jp/crid/1130568826322559746