000 00280nam a22001337a 4500
020 _a9788121904674
082 _a535.2 SUB
100 _aSubrahmanyam,N
245 _aA textbook of Optics
260 _aNew Delhi
_bS.Chand
_c2002
300 _a718
650 _aOptics
942 _cBK
999 _c3432
_d3432