ProQuest (Firm). (1993). Sustaining our water resources: Water Science and Technology Board tenth anniversary symposium, November 9, 1992. National Academy Press.
Chicago-referens (17:e uppl.)ProQuest (Firm). Sustaining Our Water Resources: Water Science and Technology Board Tenth Anniversary Symposium, November 9, 1992. Washington, D.C.: National Academy Press, 1993.
MLA-referens (9:e uppl.)ProQuest (Firm). Sustaining Our Water Resources: Water Science and Technology Board Tenth Anniversary Symposium, November 9, 1992. National Academy Press, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.
