著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Edgar M. Hoover,Location Theory and the Shoe and Leather Industries,,,Harvard University Press,1937-01-31,,,,https://cir.nii.ac.jp/crid/1360011144008807296,https://doi.org/10.4159/harvard.9780674498624