000			00347nam a2200145Ia 4500
005			20250926135118.0
008			250926s9999||||xx |||||||||||||| ||und||
020			_a978-0-07-014109-4
082			_a621.382
100			_aNagrath , I.J.
245		0	_aSignals And System
250			_a2nd
260			_aNew Delhi _bHigher Education
942			_cBK
999			_c39508 _d39508