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
"Gowar, Mick and McCaffrey, Paul","Beowulf, Grendel and the dragon : a legend from England",,Oxford University Press,2010,Treetops,,9780198469667,,https://cir.nii.ac.jp/crid/1130000796134391424