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
"Krug, Manfred G.",Emerging English modals : a corpus-based study of grammaticalization,,Mouton de Gruyter,2000,Topics in English linguistics,,9783110166545,,https://cir.nii.ac.jp/crid/1130000798281932544