000 00370nam a2200121Ia 45e0
008 181001s1972 xx 000 0 und d
100 _aRajput R.K.
245 0 _aMechanical engineering materials
260 _bSatya Prak.
_c1972
300 _a225
942 _2ddc
_cBK
999 _c2419
_d2419