000 00275nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aN D Bhatt
245 _aEngineering Drawing
260 _bDelhi:Chartor
_c2001
300 _a600p.
650 _aElectronic
999 _c566
_d566