http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Aquatic invasive species in the Chesapeake Bay drainage--research-based needs and priorities of U.S. Geological Survey partners and collaborators
1 online resource (ix, 22 pages) : color illustrations, color maps.
Includes bibliographical references (pages 21-22).
U.S. Geological Survey open-file report ; 2020-1057