000 00288nam a2200133Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aPuri
245 _aMechanice
250 _a1st
260 _bDelhi:tata McGraw hill
_c1998
300 _a274p.
650 _aElectronic
999 _c52
_d52