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 "Conference on Child Language, Chicago, 1971 and Mackey, William Francis and Andersson, Theodore",Bilingualism in early childhood : papers from a Conference on Child Language,,Newbury House Publishers,1977,Newbury House series--studies in bilingual education,,088377075X,,https://cir.nii.ac.jp/crid/1130282268961738368