000			00551pam a2200181a 44500
008			160408b1979 xxu||||| |||| 00| 0 eng d
082			_a621.38041 _bH817d
100			_aHousley, Tvevor
245	1		_aDATA COMMUNICATIONS AND TELEPROCESSING SYSTEMS
260			_aEnglewood Cliffs _bPrentice-Hall _c1979
300			_ax,262
440			_aPrentice-Hall Series In Data Processing Management _v
500			_aBibliography : P. 253-254
650			_aData Transmission Systems
650			_aComputer Networks
964			_gCIRC
997			_aA59710 s C
999			_c299622 _d299622