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 "Paulston, Christina Bratt",Implications of language learning theory for language planning : concerns in bilingual education,,Center for Applied Linguistics,1974,Papers in applied linguistics,,,,https://cir.nii.ac.jp/crid/1130000794773346048