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
"Whitney, Paul (Library consultant) and Castell, Christina de",Trade eBooks in libraries : the changing landscape,,De Gruyter Saur,2017,IFLA publications,,9783110309706,,https://cir.nii.ac.jp/crid/1130000796877949312