I need the following drilling engineering books by Samuel Robello

[Gitta]

Dear friends,

kindly post the following books;

1. Advanced Drilling Engineering Books -Principles and Designs - Dr.Robello Samuel , Dr.Xiushan Liu
2. Applied Drilling Engineering Optimization Book – Dr.Robello Samuel, Dr.J.J. Azar
3. 501 Solved Problems and Calculations for Drilling Operations
4. Downhole Drilling - Theory and Practice for Students and Engineers - Dr.Robello Samuel
5. Horizontal Drilling Engineering – Theory, Methods and Application, by Robello Samuel and Deli Gao

or send links to my email at; gitta14@yahoo.com

Thanks in advance.

Gitta

[Killo]

I need "Downhole Drilling Tools- Theory and Practice for Students and Engineers - Dr.Robello Samuel" too.. please share..