Katzan, Harry <br/><br/>
Computer data security  

 - New York:   Van Nostrand Reinhold Company,  1973 
 - viii, 223p. 
 - Computer science series .
<br/><br/><label>ISBN: </label>0-442-24258-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security 
<br/><br/><label>Subjects--Index Terms: </label>Data 
<br/><br/><label>Universal Decimal Class. No.: </label>D 681.3:65.01  / L3