TY  - BOOK
AU  - Voskuil, Walter H.
AU  - Risser, Hubert E.,
CN  - QE105
CN  - QE105
CY  - Urbana,
DA  - 1963.
ID  - 19725
KW  - Petroleum industry and trade
PB  - Illinois State Geological Survey,
PP  - Urbana,
PY  - 1963.
T1  - Some economic aspects of the Illinois oil industry
TI  - Some economic aspects of the Illinois oil industry
VL  - 358
ER  -