000 00302nam a2200109Ia 45e0
008 181001s1971 xx 000 0 und d
100 _aBrijlal Subramanyam
245 0 _aPractical physics
260 _aDelhi
_bNeeraj Prak.
_c1971
300 _a350
942 _2ddc
_cBK
999 _c2005
_d2005