United States. Congress. House. Committee on Interior and Insular Affairs. (1956). Hells Canyon Dam: Hearings before the Subcommittee on Irrigation and Reclamation on H.R. 4719, H.R. 4739, and H.R. 4740, to authorize the construction, operation, and maintenance of the Hells Canyon Dam on the Snake River between Idaho and Oregon, and for related purposes. U.S. Govt. Print. Off..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. Congress. House. Committee on Interior and Insular Affairs. Hells Canyon Dam: Hearings Before the Subcommittee on Irrigation and Reclamation on H.R. 4719, H.R. 4739, and H.R. 4740, to Authorize the Construction, Operation, and Maintenance of the Hells Canyon Dam on the Snake River Between Idaho and Oregon, and for Related Purposes. Washington: U.S. Govt. Print. Off., 1956.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited States. Congress. House. Committee on Interior and Insular Affairs. Hells Canyon Dam: Hearings Before the Subcommittee on Irrigation and Reclamation on H.R. 4719, H.R. 4739, and H.R. 4740, to Authorize the Construction, Operation, and Maintenance of the Hells Canyon Dam on the Snake River Between Idaho and Oregon, and for Related Purposes. U.S. Govt. Print. Off., 1956.