000 00274nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a530
100 _aR. B. SINGH
245 0 _aINTRODUCTION TO MODERN PHYSICS
260 _bNEW AGE
365 _b250.00
942 _cBTECH
999 _c132695
_d132695