000 00334nam a2200133Ia 4500
005 20260413100659.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aMathur B.K
245 0 _aPrinciples of optics
260 _bKanpur New gopal printing press
_c1995
300 _a768
942 _cGB
999 _c3564
_d3564