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
"Morel, Laurence and Qvortrup, Mads",The Routledge handbook to referendums and direct democracy,,Routledge,2018,Routledge handbooks,,9781138209930,,https://cir.nii.ac.jp/crid/1130282271735849344