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 "Litwack, Leon F. and Meier, August",Black leaders of the nineteenth century,,University of Illinois Press,1988,Blacks in the New World,,"0252015061,0252062132",,https://cir.nii.ac.jp/crid/1130000796809947904