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 "Cotter, Ralph U. (Ralph Ulysses) and United States. Dept. of Agriculture",Factors affecting the development of the aecial stage of puccinia graminis,,U.S. Dept. of Agriculture,1932,Technical bulletin,,,,https://cir.nii.ac.jp/crid/1130282269288139008