000 00338nam a2200145Ia 4500
005 20240722125533.0
008 240717s9999 xx 000 0 und d
020 _a81-239-0460-6
041 _aeng
082 _a553
_bPRA
100 _aPrasad, umeshwar
245 _aEconomic geology
260 _aDelhi
_b CBS publ.
_c2000
300 _a319
999 _c41870
_d41870