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 "Guy, Gregory R. and Labov, William",Variation and change in language and society,,J. Benjamins,1996,Amsterdam studies in the theory and history of linguistic science,,"1556195818,9027236305",,https://cir.nii.ac.jp/crid/1130000798018638464