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 "Rao, G. Lakshmana (Gutta Lakshmana)",The practice of mass communication : some lessons from research,,Unesco,1972,Reports and papers on mass communication,,,,https://cir.nii.ac.jp/crid/1130000794221811584