Stallings, William  (1945- ). <br/><br/>
Network security essentials :  applications and standards / 
William Stallins. 
 - 4th ed. 
 - Boston [etc.] :  Pearson Education,  cop. 2011. 
 - 431 s. :  il. ;  24 cm. 
<br/><br/> Na okł.: International edition. 
<br/><br/>Indeks. 
<br/><br/><label>ISBN: </label>0137067925 9780137067923 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sieci komputerowe--środki zabezpieczające.
<br/><br/><label>Universal Decimal Class. No.: </label>004.7