Zorkoczy, Peter <br/><br/>
Information technology:  an introduction/ 

 - 3ed ed. 
 - London:  Longman,  1990. 
 - 192p.:  ill.; 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0273032380 
<br/><br/><label>LC Class. No.: </label>HF5679  / zor 1994