000 00321nam a2200133Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0
082 _a535
_bVAS
100 _aVasudeva, D N.
245 0 _aTextbook of light
260 _aKolkata :
_bAtma Ram,
_c2001.
365 _a0.00
650 _aPhysical Sciences
999 _c11608
_d11608