000 00299nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-7648-148-3
082 _a628
_bDHA
100 _aDhar,Bharat B
245 0 _aMining & environment
260 _aNew Delhi
_bA.P.H. Pub,
_c2000
365 _a900
999 _c250355
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