000 00272nam a22001217a 4500
999 _c2088
_d2088
020 _a8178351021
082 _a553.203
100 _aS.L.Sah
245 _aEncyclopaedia Of Petroleum,Science & Engineering
260 _aDelhi
_bKalpaz
_c2003
300 _a336
942 _cBK
_01