000 00294nam a2200121Ia 4500
008 220201s1984 xx 000 0 eng d
082 _a530
_bPAT
100 _aPatil, SH
245 0 _aElements of modern physics
260 _bNew Delhi : Tata Mc Graw hill
_c1984
300 _a402
942 _2ddc
999 _c85246
_d85246