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
"Andrew, Malcolm and Waldron, Ronald","The poems of the Pearl manuscript : Pearl, Cleanness, Patience, Sir Gawain and the Green Knight",4th ed,University of Exeter Press,2002,Exeter medieval English texts and studies,,0859897265,,https://cir.nii.ac.jp/crid/1130282271296979328