1.Drilling Engineering Workbook - Baker Hughes INTEQ 1995
2.Drilling Engineering - Heriot-Watt University
3.Drilling Engineering - The Robert Gordon University, Sonatrach
4.Drilling Engineering - W.F. Prassl
5.Drilling Engineering A Complete Well Approach - N.J. Adams
6.Drilling Enginnering Fundamentals
7.Drilling Engineering - Neal Adams
8.Shell - IWCF Training Manual
9.Schlumberger Drilling Course 10 CD
Thank you very much for your collection, these are some of drilling books that i have had already, could you suggest more please?