000 00604nam a2200193Ia 4500
919 _a058463
082 _a665.5
_bN76
100 _aMayer Gurr, Alfred.
245 _aPetroleum engineering; v.3
_b
_cby Alfred Mayer Gurr.
260 _bFerdinand
_c1976
999 _c56407
_d56407