000 00376nam a2200121Ia 4500
008 100324s9999 xx 000 0 und d
100 _aMcGray, Arthur W
245 _aPetroleum Evaluations and Economics Decision
260 _bPrentice Hall of India
_aNew Delhi
541 _gM-133/82/18.6,82
650 _aECONOMICS
942 _cBK
999 _c2194
_d2194