Communication systems 
Haykin, Simon. 
 - Fourth edition. 
 -  John Wiley and Sons.  2001 
 - xviii, 816 pages. 
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<br/><br/><label>ISBN: </label>9-97151305-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signal theory (Telecommunication)
<br/><br/><label>Dewey Class. No.: </label>621.382 H33c 2001