000 00293nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a535 SUB
100 _aSUBHRAHMANYAM (N) & LAL (BRIJ)
245 _aA Text Book of OPTICS
260 _anew delhi
_bS.Chand
365 _cRS
999 _c176955
_d176955