By Dijulius, John R <br/><br/>
Secret service: hidden systems that deliver unforgettable customer service 

 - 1st 
 - New York  Amacom  2002 
 - xix; 172p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Secret service
<br/><br/><label>Dewey Class. No.: </label>658.812  / DIJ