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
"Shawcross, John T.",A critical study guide to Shakespear's Hamlet,,"Littlefield, Adams,Educational Research Associates",1968,ERA key indexed guides,,,,https://cir.nii.ac.jp/crid/1130000796473105536