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 "Sauer, Carl Ortwin and Illinois State Geological Survey",Geography of the upper Illinois Valley and history of development,,"Illinois State Geological Survey, University of Illinois",1916,Bulletin,,,,https://cir.nii.ac.jp/crid/1130282272647207808