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 "Paulsen, Carl G. and United States. Dept. of the Interior and Geological Survey (U.S.)",Hudson Bay and upper Mississippi River basins,,United States Government Printing Office,1950,U.S. Geological Survey water-supply paper,,,,https://cir.nii.ac.jp/crid/1130282270626821504