000 00314nam a2200121Ia 4500
001 24203
008 170722s9999 xx 000 0 und d
100 _aBagchi, Tc
245 _aElements of prospecting and exploration /
260 _aNew Delhi :
_bKalyani Pubs. ,
_c1979.
300 _aPpX+276
_c24cms
942 _cGEN
999 _c97958
_d97958