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
"Sury, B.",The congruence subgroup problem : an elementary approach aimed at applications,,Hindustan Book Agency,2003,Texts and readings in mathematics,,8185931380,,https://cir.nii.ac.jp/crid/1130282270838835072