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 United States. Bureau of the Census,"Money income of households in the United States, 1979",[Microfiche ed.],Congressional Information Service,1981,Current population reports,,,,https://cir.nii.ac.jp/crid/1130282270409426432