Markley, Richard W. <br/><br/>
Data communications and interoperability 

 - LoNew Delhion  Prentice-Hall International  1990 
 - xiv,236p.  23 cm. 
<br/><br/><label>ISBN: </label>013200478X 
<br/><br/><label>Dewey Class. No.: </label>004.6  / mar