000			00371nam a2200169Ia 4500
008			250621s9999 xx 000 0 und d
020			_a9788120348400
082			_a621.382
100			_aKumar, Anand. A.
245		0	_aSignals and systems
250			_a3rd
260			_aDelhi
260			_bPHI Learning
260			_c2025
300			_axxii, 1022
942			_cBK
999			_c200781 _d200781