Não informado. (1999). Miscellaneous reports. University of Chicago, Department of Meteorology.
Chicago-referens (17:e uppl.)Não informado. Miscellaneous Reports. Chicago, Ill: University of Chicago, Department of Meteorology, 1999.
MLA-referens (8:e uppl.)Não informado. Miscellaneous Reports. University of Chicago, Department of Meteorology, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.