00474nam a22001577a 450000500170000002000150001703500130003208200120004510000190005724500570007626000440013327000450017730000240022250000520024670000180029820181218115317.0  a8120327500  aB-167538  a621.382  aJohn G Proakis  aCommunication system engineering cby John G Proakis  aNew DelhibPrentice Hall of Indiac2006  aM-97 Connaught CircusbNew Delhie110015  axiv,801p.c25cm(hb)  aIncludes:  Bibliographical Reference  and Index  aMasoud Salehi