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 Columbia University. Bureau of Applied Social Research and National Opinion Research Center,"The people look at radio : report on a survey conducted by the National Opinion Research Center, University of Denver",,Arno Press,1976,"America in two centuries, an inventory",,0405076754,,https://cir.nii.ac.jp/crid/1130282268779217792