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 "Vail, John .",Nelson and Winnie Mandela,,Chelsea House Publishers,1989,World leaders past & present,,"1555468411,155546825X,0791005860",,https://cir.nii.ac.jp/crid/1130000798397201024