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
"Taliesin and Williams, Ifor, Sir and Williams, J. E. Caerwyn (John Ellis Caerwyn)",The poems of Taliesin,,Dublin Institute for Advanced Studies,1968,Mediaeval and modern Welsh series,,,,https://cir.nii.ac.jp/crid/1130282269436444800