000 00272nam a22001217a 4500
082 _a621.382 2
_bOPP/D
100 _aOppenheim,Alan V
245 _aDigital Signal Processing
260 _aNew Delhi
_bPHI Learning
_c2012
300 _a585
650 _aPhysics
942 _cBK
999 _c33898
_d33898