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 "Römer, Ute","Progressives, patterns, pedagogy : a corpus-driven approach to English progressive forms, functions, contexts and didactics",,J. Benjamins Pub. Co.,2005,Studies in corpus linguistics,,9027222894,,https://cir.nii.ac.jp/crid/1130000795900229120