APA

United States, . (1957). Hells Canyon Project, Idaho-Oreg: hearings before Subcommittee on Irrigation and Reclamation, 85th Congress, 1st session, on S. 555, Mar. 6-8, 1957. [Washington, D.C.]: .

Chicago

United States, . 1957. Hells Canyon Project, Idaho-Oreg: hearings before Subcommittee on Irrigation and Reclamation, 85th Congress, 1st session, on S. 555, Mar. 6-8, 1957. [Washington, D.C.]: .

Harvard

United States, . (1957). Hells Canyon Project, Idaho-Oreg: hearings before Subcommittee on Irrigation and Reclamation, 85th Congress, 1st session, on S. 555, Mar. 6-8, 1957. [Washington, D.C.]: .

MLA

United States, . Hells Canyon Project, Idaho-Oreg: hearings before Subcommittee on Irrigation and Reclamation, 85th Congress, 1st session, on S. 555, Mar. 6-8, 1957. [Washington, D.C.]: . 1957.