United States. Forest Service. Southwestern Region. (1941). Gila National Forest, New Mexico: New Mexico Principal Meridian. The Service.
Chicago Style (17th ed.) CitationUnited States. Forest Service. Southwestern Region. Gila National Forest, New Mexico: New Mexico Principal Meridian. [Washington, D.C.]: The Service, 1941.
MLA (9th ed.) CitationUnited States. Forest Service. Southwestern Region. Gila National Forest, New Mexico: New Mexico Principal Meridian. The Service, 1941.
Warning: These citations may not always be 100% accurate.