000 00279nam a2200133Ia 4500
100 _aKumar/Sushil
942 _cBK
654 _aMaterials
245 _aEngineering Maerials
260 _bMetropolitan Books
_aDelhi
_c1969
082 _a691
300 _a323
546 _aENGLISH
999 _c22128
_d22128