000 00415nam a2200145Ia 4500
008 180713s9999 xx 000 0 und d
082 _a539 S5
100 _a"Saxena, A K "
245 0 _aPrinciples of Modern Physics
260 _aNew Delhi
260 _b Narosa
260 _c2005
365 _b600
942 _cBK
999 _c109460
_d109460