Ettinger, J. E. <br/><br/>
Communication networks : private networks within the public domain  [Books]. 
J. E. Ettinger. 
 - Devonshire , England  A. Wheaton & Company Ltd.  1985 
 - Pages: 396. 
<br/><br/><label>ISBN: </label>0080286097  0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>TK/5105.5  / ETT