United States. Army. Corps of Engineers. Walla Walla District. (1998). Path of the salmon. U.S. Army. Corps of Engineers. Walla Walla District.
Cita Chicago Style (17a ed.)United States. Army. Corps of Engineers. Walla Walla District. Path of the Salmon. Walla Walla, Wash.: U.S. Army. Corps of Engineers. Walla Walla District, 1998.
Cita MLA (8a ed.)United States. Army. Corps of Engineers. Walla Walla District. Path of the Salmon. U.S. Army. Corps of Engineers. Walla Walla District, 1998.
Precaución: Estas citas no son 100% exactas.