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 "Strohbehn, Roger W. and Wunderlich, Gene and United States. Agricultural Research Service","Land ownership in the Great Plains States, 1958 : a statistical summary",,"Agricultural Research Service, U.S. Dept. of Agriculture",1960,Statistical bulletin,,,,https://cir.nii.ac.jp/crid/1130000793837703680