000 00271nam a2200121 4500
020 _a9788131710005
082 _a621.3822
100 _aPROAKIS JOHN G.
245 _aDIGITAL SIGNAL PROCESSING
260 _aNEW DELHI
_bPEARSON
_c2007
300 _aXX, 1136P
942 _cBK
999 _c7668
_d7668