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
"David, Maya Khemlani",Methodological and analytical issues in language maintenance and language shift studies,,P. Lang,2002,Duisburger Arbeiten zur Sprach- und Kulturwissenschaft = Duisburg papers on research in language and culture,,"3631389205,0820454613",,https://cir.nii.ac.jp/crid/1130000797509781120