http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
visualizando la defensa y la seguridad del hemisferio occidental al año 2030
visualizing security and defense in the western hemisphere to 2030
William J. Perry Center for Hemispheric Defense Studies
1 online resource (xvii, 151 pages) : color illustrations
editor: William H. Godnick ; Co-autores: Andrés Avendaño [and seven others].