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 "Coombs, W. Timothy and Falkheimer, Jesper and Heide, Mats and Young, Philip","Strategic communication, social media and democracy : the challenge of the digital naturals",,Routledge,2016,Routledge new directions in public relations and communication research,,9781138841161,,https://cir.nii.ac.jp/crid/1130282272762220544