TY  - RPRT
TI  - Bibliography of the geology and mineral industry of Liberia and adjacent countries
AU  - Donald Haskall Johnson
AU  - Richard W. White
PY  - 1969
DO  - 10.3133/ofr69133
UR  - https://pubs.usgs.gov/publication/ofr69133
ID  - ofr69133
ER  -