United States. Department of the Army. Corps of Engineers. Army Map Service. (1967). Tres Cruces (1a ed.). Army Map Service.
Cita Chicago Style (17a ed.)United States. Department of the Army. Corps of Engineers. Army Map Service. Tres Cruces. 1a ed. Washington D.C.: Army Map Service, 1967.
Cita MLA (8a ed.)United States. Department of the Army. Corps of Engineers. Army Map Service. Tres Cruces. 1a ed. Army Map Service, 1967.
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