000			00597nam a2200217Ia 4500
008			210429s9999||||xx |||||||||||||| ||und||
020			_a0240802381
082			_a384.0973 _bCOM
100			_aGrant, August E. (ed.)
245		0	_aCommunication technology update
250			_a4th ed.
260			_aNewton, MA: _bFocal Press _c1995
300			_aviii, 428p., glos. _c28 cm x 21 cm
365			_aINR _b1603.25 _d00
541			_d1996-02-24
650			_acomputer and consumer electronics
650			_aelectronic mass media
650			_asatellites
650			_atelephony
942			_cBK _2ddc
999			_c1207 _d1207