000 00922nam a2200193Ia 45e0
008 181001s1983 xx 000 0 und d
100 _aBrijlal Subermanyam
245 0 _aText book of Optics
260 _aNewDelhi
_bS.Chand & com.
_c1983
300 _a603
942 _2ddc
_cBK
999 _c3313
_d3313