APA (7th ed.) Citation

Churchill, C. J., & Baldys, S. (2012). USGS zebra mussel monitoring program for north Texas. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Churchill, Christopher J., and S. Baldys. USGS Zebra Mussel Monitoring Program for North Texas. [Reston, Va.]: U.S. Department of the Interior, U.S. Geological Survey, 2012.

MLA (9th ed.) Citation

Churchill, Christopher J., and S. Baldys. USGS Zebra Mussel Monitoring Program for North Texas. U.S. Department of the Interior, U.S. Geological Survey, 2012.