Deasington, R. J.  1957- <br/><br/>
X.25 explained :  protocols for packet switching networks / 
R.J. Deasington. 
 - Chichester :  Ellis Horwood,  1985. 
 - 119 p. ;  25 cm. 
 - Ellis Horwood series in computers and their applications .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.<br/>Data transmission systems.<br/>Packet switching (Data transmission).
<br/><br/><label>Dewey Class. No.: </label>001.64404