000 00373nam a22001451 4500
082 _a535
_bVAS
_cL-6, P-4
100 1 _aVasudeva, D. N.
245 1 2 _aA textbook of light for B. Sc. students.
250 _aNew 5th ed., greatly improved & enl.
260 _aDelhi,
_bAtma Ram,
_c1962.
300 _a580 p.
_billus.
_c23 cm.
650 0 _aOptics.
650 0 _aMCE
942 _cBK
999 _c4572
_d4572