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
"Hirsch, Donald E. and Hedges, Irwin R.","Dairy breeding cooperatives : their development, practices, and policies",,Farm Credit Administration U.S. Department of Agriculture,1949,Circular,,,,https://cir.nii.ac.jp/crid/1130282269723975296