APA (7th ed.) Citation

Roland, M. A. (2014). Flood-inundation maps for the Susquehanna River near Harrisburg, Pennsylvania, 2013. U.S. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Roland, Mark A. Flood-inundation Maps for the Susquehanna River Near Harrisburg, Pennsylvania, 2013. Reston, Virginia: U.S. Department of the Interior, U.S. Geological Survey, 2014.

MLA (8th ed.) Citation

Roland, Mark A. Flood-inundation Maps for the Susquehanna River Near Harrisburg, Pennsylvania, 2013. U.S. Department of the Interior, U.S. Geological Survey, 2014.