ebrary, Inc. (1999). Downstream: Adaptive management of Glen Canyon Dam and the Colorado River ecosystem. National Academy Press.
Chicago-referens (17:e uppl.)ebrary, Inc. Downstream: Adaptive Management of Glen Canyon Dam and the Colorado River Ecosystem. Washington, D.C.: National Academy Press, 1999.
MLA-referens (9:e uppl.)ebrary, Inc. Downstream: Adaptive Management of Glen Canyon Dam and the Colorado River Ecosystem. National Academy Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.