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 "Campbell, Edward Gross","The reorganization of the American railroad system, 1893-1900 : a study of the effects of the panic of 1893, the ensuing depression, and the first years of recovery on railroad organization and financing",,"Columbia University Press,P.S. King",1938,"Studies in history, economics and public law",,,,https://cir.nii.ac.jp/crid/1130000798020446464