000 00419nam a2200193Ia 4500
008 240706s9999 xx 000 0 und d
020 _a9788121926119
082 _bSub
100 _aSubrahmanyam, N.
245 0 _aTextbook of optics
260 _aNoida
260 _bS Chand
260 _c2022
300 _axx, 729
650 _aB Tech
700 _aAvadhanulu, M. N.
700 _aLal. B.
942 _cBK
999 _c196117
_d196117