TY  - BOOK
AU  - Sharma, Deepak
TI  - Oil well drilling technology
SN  - 978935111
AV  - TN8712S52  2015 
PY  - 2015///
CY  - New Delhi
PB  - Random Publications
KW  - Oil well drilling
KW  - petroleum engineering
N1  - Bibliography, ndex
ER  -