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
"Weaver, John Ernest",Root development in the grassland formation : a correlation of the root systems of native vegetation and crop plants,,Carnegie Institution of Washington,1920,Carnegie Institution of Washington publication,,,,https://cir.nii.ac.jp/crid/1130282272177724288