Cobb, Stephen. <br/><br/>
The stephen cobb complete book of PC and LAN security / 
Stephen Cobb 
 - New York :  Windcrest,  c1992 
 - 556 p 
<br/><br/><label>ISBN: </label>0070034842 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Local area networks--Security measures.<br/>Computers--Access control.
<br/><br/><label>Dewey Class. No.: </label>621.C578  / C653S