000			00328nam a2200133Ia 4500
008			221231s9999 xx 000 0 und d
100			_aPratt, Timothy _92875
245		0	_aSatellite Communications
260			_bJohn  Wiley
260			_c2003
300			_a536
650			_aElectronics and Communication _92876
942			_cBE_BK
999			_c2745 _d2745