Directorios

Enlace: http://www.nacis.org/

Descripción: «The North American Cartographic Information Society, founded in 1980, is an organization comprised of specialists from private, academic, and government organizations whose common interest lies in facilitating communication in the map information community. NACIS is a professional society open to specialists from North America, including Canada, the United States, Mexico, the nations of Central and Middle America as well as to individuals from other regions and organizations throughout the world.»