TY  - RPRT
TI  - Geology in relation to availability of water along the south rim, Grand Canyon National Park, Arizona
AU  - Donald George Metzger
PY  - 1961
DO  - 10.3133/wsp1475c
UR  - https://pubs.usgs.gov/publication/wsp1475C
ID  - wsp1475C
ER  -