Kroening, S. E. (2004). Streamflow and water-quality characteristics at selected sites of the St. Johns River in central Florida, 1933 to 2002. U.S. Geological Survey.
Chicago Style (17th ed.) CitationKroening, Sharon E. Streamflow and Water-quality Characteristics at Selected Sites of the St. Johns River in Central Florida, 1933 to 2002. Reston, Va.: U.S. Geological Survey, 2004.
MLA (9th ed.) CitationKroening, Sharon E. Streamflow and Water-quality Characteristics at Selected Sites of the St. Johns River in Central Florida, 1933 to 2002. U.S. Geological Survey, 2004.
Warning: These citations may not always be 100% accurate.