000			00407nam a22001697a 4500
003			OSt
008			100209t xxu||||| |||| 00| 0 eng d
082			_a621.39 _bKEN
100			_aKennedy George
245			_aElectronic communication system
250			_a4th ed.
300			_axv,761
700			_aDavis Bernard _913369
942			_2ddc _cBK
260			_aNew Delhi _bTMH _c2009
020			_a9780074636824
999			_c338924 _d338924