000			00363nam a2200157Ia 4500
008			150225s9999 xx 000 0 und d
082			_a1 621.382 CAR
100			_a"Carlson, A. Bruce"
245			_aCommunication Systems
250			_a2011
260			_bTata Mc Graw Hill
300			_a1 621.382 CAR
700			_aC.P.S
938			_b20001
942			_2ddc _cBK
999			_c1215 _d1215