http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Permo-carboniferous Vertebrates from New Mexico
MEHL, Maurice Goldsmith: -- Permo-carboniferous Vertebrates from New Mexico. -- 1913 -- s.CASE, Ermine Cowles. -- AB/Ts.