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
"Helm, C. A. (Charles Alton), b. 1889",Meadow and pasture management in the Ozark Region of Missouri,,"University of Missouri, College of Agriculture, Agricultural Experiment Station",1925,Bulletin,,,,https://cir.nii.ac.jp/crid/1130000796860535168