000 00435cam a2200169ua 4500
001 327
008 100223n ii |||gr||||Z||||||eng
040 _cMAIN
082 _a535.2
100 _aArora,G.D.
245 _aProblems Optics and Acoutics
_zG.D Arora
_h
250 _a1st /
_b2001.
260 _aDelhi:
_bSarup & Sons.
_c2001.
300 _a198p:
_c23cm.
600 _aPhysics,
_eLight &infrared &Ultraviolet phenomena.
942 _cBK
999 _c308
_d308