000 00320nam a2200109Ia 45e0
008 181001s1979 xx 000 0 und d
100 _aTheraja B.L.
245 0 _aEngineering Physics
260 _aNewDelhi
_bS.Chand & com.
_c1979
300 _a776
942 _2ddc
_cBK
999 _c3170
_d3170