http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Petrology of the Triassic Moenkopi Formation and related strata in the Colorado Plateau region
iv, 70 pages : illustrations, maps (1 folded in pocket) ; 29 cm.
by Robert A. Cadigan. With a section on stratigraphy by J.H. Stewart.
"Prepared on behalf of the U.S. Atomic Energy Commission."
Geological Survey professional paper ; 692