Dyfyniad APA

National Research Council (U.S.). Mapping Science Committee. (1994). Promoting the national spatial data infrastructure through partnerships. National Academy Press.

Dyfyniad Arddull Chicago

National Research Council (U.S.). Mapping Science Committee. Promoting the National Spatial Data Infrastructure Through Partnerships. Washington, D.C.: National Academy Press, 1994.

Dyfyniad MLA

National Research Council (U.S.). Mapping Science Committee. Promoting the National Spatial Data Infrastructure Through Partnerships. National Academy Press, 1994.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.