000 00412nam a2200157Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c195
_a9788173811494
040 _aET
082 _a622.48 DET N
100 _aDatta, Nil K.
_910283
245 0 _aElectrical engineering in mines
260 _bNew Central Book Agency
_aKolkata
_c2007
300 _a239p.
650 _aCivil Engineering
_99968
942 _cBK
999 _c61061
_d61061