White, Gregory B. <br/><br/>
Voice and data security / 
Gregory White & [et.. al.] 
 - 1st ed. 
 - New Delhi :  Techmedia,  2001. 
 - xv, 484 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0672321505 8176355550 
<br/><br/><label>LCCN: </label>2001087595 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer security.<br/>Computer networks<br/>Telephone systems
<br/><br/><label>LC Class. No.: </label>QA76.9.A25  / V58 2001 
<br/><br/><label>Dewey Class. No.: </label>005.8  / WHV