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 "International Conference on Language Variation in Europe and Villena Ponsoda, Juan Andres","Selected papers from the Ninth International Conference on Language Variation in Europe (ICLaVE 9), Malaga, June 2017",,John Benjamins,2019,Studies in language variation,,9789027204172,,https://cir.nii.ac.jp/crid/1130285378269449344