TY  - BOOK
AU  - Whalen,Bruce
AU  - Kirkley,Charles
AU  - Kirkley,Charles
ED  - University of Texas. Petroleum Extension Service
ED  - University of Texas. Petroleum Extension Service
TI  - Workbook for a primer of oilwell service and workover
U1  - 622.338.1 U58 0009588 
PY  - 1981///
CY  - Dallas, Texas
PB  - University of Texas
KW  - Terminación de pozos
KW  - Workover
ER  -