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 "Humphrey, John R. and Kerr, William Horace",Patronage dividends in cooperative grain companies,,[Government Printing Office,1916,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282269694701568