000			00558nam a2200193 a 4500
001			sulb6031
008			130310s1984 ii a 001 0 eng
020			_a0876923961
040			_aBD-SySUS _cBD-SySUS
082	0	0	_a621.38 _222
100	1		_aRoddy, Dennis.
245	1	0	_aElectronic communications / _cDennis Roddy, John Coolen.
250			_a3rd ed.
260			_aNew Delhi : _bPrentice-Hall of India Prv. Ltd. ,: _c1984.
300			_axii,788 p. : _bill. ; _c26 cm.
504			_aIncludes index.
650		0	_aTelecommunication.
700	1		_aCoolen, John .
999			_c5086 _d5086