000			00350nam a2200145Ia 4500
008			230929s1986||||xx |||||||||||||| ||und||
020			_a9780071005609
082			_a621.382
100			_aCarlson, Bruce, A.
245		0	_aCommunication Systems
250			_a3rd
260			_aNew Delhi _bTata McGraw Hill Edu. _c1986
300			_axvii/686
942			_cBK
999			_c604 _d604