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 United States. Bureau of Reclamation and United States. Congress. Senate,"Problems of Imperial Valley and vicinity : letter from the Secretary of the Interior, transmitting pursuant to law a report by the director of the Reclamation Service on problems of Imperial Valley and vicinity with perspect to irrigation from the Colorado River, together with the proceedings of the conference on the construction of the Boulder Canyon Dam held at San Diego, Calif",,G.P.O.,1922,Document,,,,https://cir.nii.ac.jp/crid/1130282271672377600