http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
by Julian A. Steyermark and collaborators.
Running title: Botanical exploration in Venezuela.
Publication (Field Museum of Natural History) ; 667
Publication (Field Museum of Natural History) ; 702
Publication (Field Museum of Natural History) ; 724. 830/4:: Publication (Field Museum of Natural History) ; 810