000 00314nam a2200133Ia 4500
008 221231s9999 xx 000 0 und d
100 _aGopalakrishna K R
_92793
245 0 _aEngineering Graphics
260 _bSubhas Publication
260 _c1971
300 _a272
650 _aMechanical
_92794
942 _cBE_BK
999 _c2703
_d2703