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 "European Commission. Directorate-General XXII, Education, Training, and Youth",Mulitilingualism in vocational training,,"European Commission, Directorate-General XXII Education, Training and Youth Directorate for vocational training policy",1998,Education training youth,,9282816230,,https://cir.nii.ac.jp/crid/1130282272255486464