http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ferns from the Chinle Formation (Upper Triassic) in the Fort Wingate area, New Mexico
iv, 52 pages, 11 unnumbered pages : illustrations, maps. ; 29 cm.
Geological Survey professional paper ; 613-D