000 00435nam a2200193Ia 4500
999 _c12919
_d12919
008 140515s9999||||xx |||||||||||||| ||und||
020 _a1593700733
040 _aUPES LIBRARY
_bEnglish
082 _a665.7
_bSED
100 _aSeddon, Duncan
_944845
245 _aGas usage& value
260 _aUSA:
_bPenn Well,
_c2006
300 _a328p.
650 _aPetroleum Engineering
_944846
942 _cBK