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 and Ruler, Betteke van",Public relations and social theory : key figures and concepts,,Routledge,2009,Communication series,,"9780415997850,9780415997867",,https://cir.nii.ac.jp/crid/1130282271795148416