TY  - GEN
AU  - Hilyard,Joseph
TI  - International petroleum encyclopedia 2009
SN  - 9781593701901 (hbk.)
U1  - 331 
PY  - 2009///
CY  - Tulsa, Oklahoma
PB  - Pennwell Corporation
KW  - Petroleum industry and trade
KW  - Directories
N1  - Includes references & indexes
ER  -