000			00543pam a2200181a 44500
008			160408b1985 xxu||||| |||| 00| 0 eng d
082			_a001.64404 _bH165i
100			_aHalsall, Fred
245	1		_aINTRODUCTION TO DATA COMMUNICATIONS AND COMPUTER NETWORKS
260			_aWokingham _bAddison-Wesley _c1985
300			_aix,270
440			_aElectronic Systems Engineering Series _v
650			_aComputer Networks
650			_aData Transmission Systems
650			_aComputer Networks Protocols
964			_gCIRC
997			_aA93364 C
999			_c277182 _d277182