Clare, Christopher Philip <br/><br/>
A guide to data communications / 
C.P. Clare 
 - London :  Castle House Publications,   1984 
 - ix, 90 p. :  ill. ;   23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks<br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>001.64