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
"Du Bois, W. E. B. (William Edward Burghardt) and Foner, Philip Sheldon and King, Martin Luther, Jr. and Nkrumah, Kwame",W.E.B. Du Bois speaks : speeches and addresses,,Pathfinder Press,1970,A Merit book,,,,https://cir.nii.ac.jp/crid/1130282268735577472