00548nam a22001811 4500 535 VAS L-6, P-4 Vasudeva, D. N. 40011 A textbook of light for B. Sc. students. New 5th ed., greatly improved & enl. Delhi, Atma Ram, 1962. 580 p. illus. 23 cm. 0 0 0 535_000000000000000_VAS 0 0 0 535_000000000000000_VAS 0 0 0 535_000000000000000_VAS MCE 379 Optics. 40012 ddc BK 544390 544390 0 0 ddc 0 0 MCE MCE 2014-04-17 0 535 VAS MCE-3313 2014-04-17 2014-04-17 BK 0 0 ddc 0 0 MCE MCE 2014-04-21 0 535 VAS MCE-1659 2017-02-09 2014-04-21 BK 0 0 ddc 0 0 MCE MCE 2014-04-21 0 535 VAS MCE-33196 2014-04-21 2014-04-21 BK