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 "Williamson, Magnus and Digital Image Archive of Medieval Music",The Eton choirbook : facsimile and introductory study,,DIAMM,2010,DIAMM facsimiles,,9781907647000,,https://cir.nii.ac.jp/crid/1130282270766089472