000 00285nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aD S Kumar
245 _aMechanical Engineering
260 _bDelhi:S K Kataria
_c2002
300 _a177p.
650 _aElectronic
999 _c1023
_d1023