000 00298nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a535 S94
100 _aSUBRAHMANYAM,N
245 0 _aTEXT BOOK OF OPTICS
260 _aNEW DELHI
_bNeeraj Publications
_c1972
300 _a22X14
942 _cBK
_2DDC
999 _c47567
_d47567