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. Dept. of Agriculture and United States. Bureau of Agricultural Economics,"Farm production, practices, costs, and returns",,U.S. Dept. of Agriculture,1949,Statistical bulletin,,,,https://cir.nii.ac.jp/crid/1130000797173694080