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. Population Division and Jennings, Jerry T.","Social and economic characteristics of the older population, 1978",,"U.S. Dept. of Commerce, Bureau of the Census",1979,Current population reports : Special studies : Series P-23,,,,https://cir.nii.ac.jp/crid/1130000794778008960