TY  - RPRT
TI  - Geologic map of the St. George Canyon Quadrangle, northern Mohave County, Arizona
AU  - George H. Billingsley
PY  - 1991
DO  - 10.3133/ofr91561
UR  - https://pubs.usgs.gov/publication/ofr91561
ID  - ofr91561
ER  -