000 00470nam a22001697a 4500
005 20160323130407.0
008 100304t xxu||||| |||| 00| 0 eng d
082 _a662.74
_bCOA
100 _aBhattacharya,R N/
_eed.
_913892
245 _aCoal chemicals
_cR N,Bhatttacharya
300 _axvi, 191p.
653 _aCoal chemicals
700 _aBhattacharya , R . N
_913891
942 _cBK
260 _aNew Delhi
_bAllied publishers Ltd
_cc1996
020 _a8170235391
999 _c157012
_d157012