Gaya APA
Guo, B., Ghalambor, A. (2002).
Gas Volume Requirements for Underbalanced Drilling Deviated Holes .
:
PennWell Corporation.
Gaya MLA
Guo, Boyun., Ghalambor, Ali.
"Gas Volume Requirements for Underbalanced Drilling Deviated Holes".
:
PennWell Corporation,
2002.
Text.