http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ferns and flowering plants of Isle Royale, Michigan
Flowering plants of Isle Royale, Michigan
"United States Department of the interior. Harold L. Ickes, secretary. National park service. Arno B. Cammerer, director. Emergency conservation work (Civilian conservation corps) Robert Fechner, director."--page [3].