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
"Bakker, Peter and Matras, Yaron",Bibliography of modern Romani linguistics : including a guide to Romani lingustics,,John Benjamins Pub.,2003,Amsterdam studies in the theory and history of linguistic science,,"9027237549,1588114880",,https://cir.nii.ac.jp/crid/1130000797727029888