000 00448nam a22001937a 4500
001 22893
003 BD-DhUET
008 150430b xxu||||| |||| 00| 0 eng d
040 _aDLC
_cDLC
_dBD-DhUET
082 _a535
_bSUB/1986
100 _aSubrahmanyam, N.
245 _aText book of optics
250 _a18th ed.
260 _aNew Delhi
_bS. Chand
_c1986
300 _axv, 612p.
_bill.
650 0 _aOptics
700 _aLal, Brij
942 _cGB
999 _c22893
_d22893