000			00518 a2200193 4500
020			_a8178080869
082			_a004.65 _bCOM
090			_c23638 _d38171
100			_aComer, Douglas E.
245			_aComputer networks and internets
250			_a2nd ed.
260			_aDelhi _bAddison Wesley Longman _c2000 _g2000
300			_axxiii,583p. _c23cm
650			_aCommunication network architecture
650			_aComputer science
650			_aData processing
650			_aInterfacing and communications
942			_cL
999			_c50854 _d50854