000 00289nam a2200121Ia 4500
008 211209s1976 xx 000 0 und d
041 _aeng
082 _a530 N76 SIN/HAR
100 _aSINGH
245 _aB.SC PRACTICAL PHYSICS
260 _bS CHAND AND COMPANY LTD.
_c1976
300 _a458
999 _c19914
_d19914