VCNP
Horning, J. 2002. Letter to Dennis R. Trujillo of the Valles Caldera National Preserve from John Horning of Forest Guardians. Comments on the proposed decision to allow livestock grazing on the preserve. . 13 p.
Cummer, M., B. Christman, and M. Wright. 2003. Investigations of the status and distribution of amphibians and reptiles on the Valles Caldera National Preserve, Sandoval County, New Mexico. 41 p. + GIS data.
Strenger, S. Valles Caldera National Preserve Terrestrial Ecosystem Survey (TES). 2010. USDA FS SW Region, Watershed and Planning. Albuquerque, NM.
United States Congress. 2002. 106th Congress, Public Law 106-248. Valles Caldera Preservation Act. 19 p.
Muldavin. E. and P. Tonne. 2003. A Vegetation Survey and Preliminary Ecological Assessment of Valles Caldera National Preserve, New Mexico. Natural Heritage New Mexico Publ. No. 03-GTR-272. Natural Heritage New Mexico, University of New Mexico, Albuquerqu