000			00624nam a2200217Ia 4500
005			20250619145036.0
008			250619s9999||||xx |||||||||||||| ||und||
020			_a00700957x _c _7.50
040			_aMAIN
041			_aEnglish
082			_a621.382 _bCAR
100			_aCarlson, A. Bruce
245		0	_aCommunication systems _b: an introsuction to signls and noise in electrical communication
250			_a2nd ed.
260			_aAuckland _b; Mcgraw-Hill International Book _c, 1975
300			_axv,495p.
650			_aCommunication Engineering
650			_aEngineering
650			_aTelecommunication
942			_cBK
999			_c119517 _d119517