Zorkaczy, Peter. <br/><br/>
Information technology :  an introduction /  [Book]. 
Peter Zorkoczy.  
 - London :   Pitman publishing,   1990. 
 - xiii, 193pages. :   illustration. ;   25cm.  
<br/><br/> Include index 
<br/><br/>Includes bibliographical references and indexes.  
<br/><br/><label>ISBN: </label>9780273032380  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks. <br/>Data transmisson systems. <br/>Electronic mail systems. <br/>Information technology. <br/>Telecommunication.