TY  - RPRT
TI  - Bibliography of the geology of the western phosphate field
AU  - Robert A. Harris
AU  - David F. Davidson
AU  - Bertha P. Arnold
PY  - 1954
DO  - 10.3133/b1018
UR  - https://pubs.usgs.gov/publication/b1018
ID  - b1018
ER  -