000 00249nam a2200109Ia 4500
008 200701s1989 xx 000 0 eng d
100 _aSMIRNOV
245 0 _aGEOLOGY OF MINERAL DEPOITS
260 _bneemchand
_c1989
300 _a520
942 _2ddc
_cGE
999 _c5321
_d5321