Digital communications : Designs for the real world 
Bateman, Andy. 
 -  Addison Wesley Longman Limited.  1999 
 - xiv,221 pages. 
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<br/><br/><label>ISBN: </label>0-201-34301-0 
<br/><br/><label>Dewey Class. No.: </label>028.542 B31d 1999