000 00339nam a2200133Ia 4500
008 200906s9999 xx 000 0 und d
020 _a81-204-1250-8
082 _a622.33 S243
100 _aSARKAR, S K
245 0 _aMECHANISED LONGWALL MINING
260 _aNEW DELHI
_bOXFORD & IBH
_c1998
300 _aviii+240p.,24X16CMS.
942 _cBK
999 _c61779
_d61779