000			00306nam a2200121Ia 4500
008			221007s9999 xx 000 0 und d
100			_aNair Somanathan B.
245		0	_aDigital Signal Processing
250			_a4th
260			_aS.Chand, New Delhi _bS.Chand, New Delhi _c2007
300			_a471
942			_cBK
999			_c2730 _d2730