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 "Petersen, Peter L.",The Danes in America,,Lerner Publications Co.,1987,The In America series,,"082250233X,0822510316",,https://cir.nii.ac.jp/crid/1130282271168598016