APA (7th ed.) Citation

German, E. R. (2008). Volusia Blue Spring: A hydrological treasure. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

German, E. R. Volusia Blue Spring: A Hydrological Treasure. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 2008.

MLA (9th ed.) Citation

German, E. R. Volusia Blue Spring: A Hydrological Treasure. U.S. Dept. of the Interior, U.S. Geological Survey, 2008.

Warning: These citations may not always be 100% accurate.