000 00379nam a2200133Ia 4500
008 190329s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a622.3340954
_bS617E
110 _aSingareni Collieries Company Ltd.
245 0 _aEco-friendly coal mining
_bthe Singareni approach
260 _aHyderabad
_bthe author
_c2005
300 _a124p.
942 _cBKS
999 _c71094
_d71094