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 "Koito, Chugo",A socio-politico-economic survey of broadcasting media in Japan,,Socio-Economic Institute of Sophia University,1968,Jesuit sociological survey : Japan,,,,https://cir.nii.ac.jp/crid/1130000795175276288