Telecommunications and the computer 
Martin, James. 
 - Second edition. 
 -  Prentice Hall, Inc.  1976 
 - 670 pages. 
 - Series in Automatic Computation .
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<br/><br/><label>ISBN: </label>0-13-902494-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.
<br/><br/><label>Dewey Class. No.: </label>621.38 M336t 1976