http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Palmlike plants from the Dolores formation (Triassic), southwestern Colorado
1 volume, 205-209 pages, 2 pages of plates : illustrations ; 29 cm.
Includes bibliographical references (page 209).
Shorter contributions to general geology, 1955-57
Shorter contributions to general geology
Geological Survey professional paper ; 274-H