Não informado. (2004). Journal of the Water Resources Planning and Management Division. American Society of Civil Engineers.
Chicago-referens (17:e uppl.)Não informado. Journal of the Water Resources Planning and Management Division. New York: American Society of Civil Engineers, 2004.
MLA-referens (8:e uppl.)Não informado. Journal of the Water Resources Planning and Management Division. American Society of Civil Engineers, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.