United States. Natural Resources Conservation Service & United States. Bureau of Indian Affairs. (1998). Soil survey of Gila River Indian Reservation, Arizona: Parts of Maricopa and Pinal counties. The Service.
Chicago Style (17th ed.) CitationUnited States. Natural Resources Conservation Service and United States. Bureau of Indian Affairs. Soil Survey of Gila River Indian Reservation, Arizona: Parts of Maricopa and Pinal Counties. [Washington, D.C.?]: The Service, 1998.
MLA (9th ed.) CitationUnited States. Natural Resources Conservation Service and United States. Bureau of Indian Affairs. Soil Survey of Gila River Indian Reservation, Arizona: Parts of Maricopa and Pinal Counties. The Service, 1998.
Warning: These citations may not always be 100% accurate.