000 00321nam a2200133Ia 4500
005 20260413100842.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aSingh Prabin
245 0 _aEngg & general technology
260 _bN Delhi S K Kataria
_c2014
300 _a591
942 _cGB
999 _c4916
_d4916