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 Manny. T. B.,Problems in cooperation and experiences of farmers in marketing potatoes,,United States. Dept. of Agriculture : Government Printing Office,1929,Circular,,,,https://cir.nii.ac.jp/crid/1130000795941310208