1.
Applied Drilling Circulation Systems : Hydraulics, Calculations and Models
by Guo, Boyun, Liu, Gefei
ISBN: 9780123819574
List Price: $89.95
2.
Applied Drilling Circulation Systems: Hydraulics, Calculations and Models
by Boyun Guo PhD, Gefei Liu
ISBN: 9780323281942
List Price: $94.95
3.
4.
Applied Drilling Circulation Systems: Hydraulics, Calculations and Models
by Guo, Phd Boyun, Liu, Gefei,...
ISBN: 9780123819581