APA-referens (7:e uppl.)
National Research Council (U.S.). Mapping Science Committee & ebrary, Inc. (1993). Toward a coordinated spatial data infrastructure for the nation. National Academy Press.
Chicago-referens (17:e uppl.)
National Research Council (U.S.). Mapping Science Committee och Inc ebrary. Toward a Coordinated Spatial Data Infrastructure for the Nation. Washington, D.C.: National Academy Press, 1993.
MLA-referens (9:e uppl.)
National Research Council (U.S.). Mapping Science Committee och Inc ebrary. Toward a Coordinated Spatial Data Infrastructure for the Nation. National Academy Press, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.