United States. Bureau of Reclamation. (1941). Western part of the United States showing location of federal irrigation projects (January 1941.). U.S. Dept. of the Interior, Bureau of Reclamation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. Bureau of Reclamation. Western Part of the United States Showing Location of Federal Irrigation Projects. January 1941. [Washington, D.C.]: U.S. Dept. of the Interior, Bureau of Reclamation, 1941.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited States. Bureau of Reclamation. Western Part of the United States Showing Location of Federal Irrigation Projects. January 1941. U.S. Dept. of the Interior, Bureau of Reclamation, 1941.
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