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
"Myers-Scotton, Carol",Social motivations for codeswitching : evidence from Africa,,Clarendon Press,1995,Oxford studies in language contact,,0198239238,,https://cir.nii.ac.jp/crid/1130282272326309888