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 "Dakin, Julian and Tiffen, Brian W. and Widdowson, H. G.",Language in education : the problem in Commonwealth Africa and the Indo-Pakistan Sub-continent,,Oxford U.P.,1968,Language and language learning,,,,https://cir.nii.ac.jp/crid/1130282269539806336