000 00330nam a2200145Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a978 670 08926 0
082 _a535
082 _bSUB/A
100 _aN
_bSUBRAHMAYAM
245 2 _aA TEXT BOOK OF OPTICS
260 _aLONDON
260 _bPENGUIN RANDOM HOUSE
260 _c2017
999 _c7278
_d7278