000 00340nam a2200145Ia 4500
008 210901s1988 xx 000 0 eng d
082 _a535 KHA
100 _aKhanna D R
245 0 _aFundamentals of optics
250 _a13th Ed.
260 _aNew Delhi
_bR Chand and co
_c1988
300 _a665p
650 _aPhysics
942 _2ddc
_cBK
999 _c17470
_d17470