000 00337nam a2200145Ia 4500
008 170101s1973 xx 000 0 und d
082 _a530 B51A
100 _aBHATTI, Surjit singh
245 0 _aAdhunik bhautik vigyan
260 _bChandigarh
_c1973
300 _a284+19p
650 _aPHYSICS
653 _aPHYSICS
942 _2ddc
_cB
999 _c58115
_d58115