ebrary, Inc. (1999). Adequacy of climate observing systems. National Academy Press.
Chicago-referens (17:e uppl.)ebrary, Inc. Adequacy of Climate Observing Systems. Washington, D.C.: National Academy Press, 1999.
MLA-referens (9:e uppl.)ebrary, Inc. Adequacy of Climate Observing Systems. National Academy Press, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.