http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Final data report Baltimore Harbor Study, Cruises 1-28, July 1958 -December 1960
[Baltimore, Md.] : Chesapeake Bay Institute, 1962
Reference (Chesapeake Bay Institute) ; 62-5