000			00303nam a2200133Ia 4500
008			160122s9999 xx 000 0 und d
041			_aEnglish
100			_aN Sidheswar
245			_aMachine Drawing
250			_a24th
260			_bDelhi:tata Mcgraw hill _c1980
300			_a267p.
650			_aElectronic
999			_c505 _d505