Stallings, William. <br/><br/>
Network and internetwork security :  principles and practice / 
William Stallings. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1995. 
 - xiii, 462 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography : p. 449-456. 
<br/><br/><label>ISBN: </label>0024154830  RM144.63 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer network--Security measures.<br/>Computer security.