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
"Vetter, Eva and Jessner, Ulrike",International research on multilingualism : breaking with the monolingual perspective,,Springer,2019,Multilingual education,,9783030213794,,https://cir.nii.ac.jp/crid/1130287583741233410