000 00413pam a2200157a 44500
008 230515b2001 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGLISH
082 _a617.7/KHU
100 _aKHURANA, A.K.
245 _aTHEORY AND PRACTICE OF OPTICS AND REFRACTION
250 _a1
260 _aNEW DELHI
_bELSEVIER
_c2001
300 _a347
650 _aTHEORY AND PRACTICE OF OPTICS AND REFRACTION
999 _c481626
_d481626