TY  - BOOK
AU  - Maurer, William C.,
TI  - Advanced drilling techniques
SN  - 0878141170
AV  - TA745 M37
PY  - 1980///
CY  - Tulsa, oklahoma
PB  - Petroleum
KW  - Perforación
KW  - Perforadoras de roca
ER  -