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 "Ringbom, Håkan",The role of the first language in foreign language learning,,Multilingual Matters,1987,Multilingual matters,,"0905028813,0905028805",,https://cir.nii.ac.jp/crid/1130282270680574080