ebrary, Inc. (1999). New directions in water resources planning for the U.S. Army Corps of Engineers. National Academy Press.
Chicago Style (17th ed.) Zitazioaebrary, Inc. New Directions in Water Resources Planning for the U.S. Army Corps of Engineers. Washington, D.C.: National Academy Press, 1999.
MLA (9th ed.) Zitazioaebrary, Inc. New Directions in Water Resources Planning for the U.S. Army Corps of Engineers. National Academy Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.