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 "Ihlen, Øyvind and Fredriksson, Magnus","Public relations and social theory : key figures, concepts and developments",2nd ed,Routledge,2018,Communication series,,9781138281301,,https://cir.nii.ac.jp/crid/1130000798078017408