000 00339nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aGhose, B N
245 0 _aPractical physics
260 _bAt the National Press
_aAllahabad
_c1949
300 _a238 p.
653 _aPhysics
942 _c1
999 _c24605
_d24605