Russell, Deborah. <br/><br/>
Computer security basics / 
Deborah Russell and G.T. Gangemi, Sr. 
 - [Rev. ed.] 
 - Sebastopol, CA :  O'Reilly & Associates,  c1991 
 - xx, 448 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. 359-401) and index. 
<br/><br/><label>ISBN: </label>0937175714 
<br/><br/><label>LCCN: </label>94241137  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.
<br/><br/><label>LC Class. No.: </label>QA76.9.A25  / R87 1991 
<br/><br/><label>Dewey Class. No.: </label>005.8