000 00256 a2200109 4500
003 OSt
008 090320t xxu||||| |||| 00| 0 eng d
100 _aGupta, R.G.
_94777
245 _aAudio and video system
942 _2ddc
_cBK
260 _aNew Delhi
_bTMH
_c1995
999 _c334285
_d334285