TY  - BOOK
AU  - Lytle,William S.
TI  - Crude oil reserves of Pennsylvania
T2  - Pennsylvania Geological Survey. Bulletin M 32
PY  - 1950///]
CY  - [Harrisburg, Pa.]
PB  - Topographic and Geologic Survey
KW  - Petroleum
KW  - Pennsylvania
N1  - "Pennsylvania Geological Survey. 4th series."
ER  -