000 00279nam a2200121Ia 4500
008 220201s1993 xx 000 0 eng d
082 _a620.11
_bNAR
100 _aNarala, GK etc
245 0 _aMaterial science
260 _bTata McGraw Hill
_c1993
300 _a392
942 _2ddc
999 _c86064
_d86064