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 "Koch, Andreas",What are language learning strategies and how can they contribute to a better learning?,,GRIN Verlag,2005,Dokument,,9783640119585,,https://cir.nii.ac.jp/crid/1130282272960833280