Couch, Leon W. <br/><br/>
Digital and analog communication system/ 
Leon W. Couch 
 - 7th ed. 
 - New Jersey  Pearson education  2007 
 - xxvii,752p.:ill.;  Hbk 
<br/><br/><label>ISBN: </label>0131424920 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunicatuion system<br/>Digital communications
<br/><br/><label>LC Class. No.: </label>TK5101.C6 2007