TY  - BOOK
AU  - Uren,Lester Charles
TI  - Petroleum production engineering: petroleum production  economics
U1  - 665.5 
PY  - 1970///
CY  - New York
PB  - McGraw-Hill
KW  - Petroleum products
KW  - Petroleum engineering
KW  - Petroleum
KW  - Refining
N1  - Includes index
ER  -