TY  - BOOK
AU  - Lyons,William C.
TI  - Working guide to drilling equipment and operations
SN  - 9781856178433
PY  - 2009///
CY  - Amsterdam
PB  - Gulf Professional Publishing
KW  - Oil well drilling
KW  - Equipment and supplies
KW  - Gas well drilling
N1  - Includes bibliographical references and index
ER  -