Bamford, James. <br/><br/>
The puzzle palace  a report on America's most secret agency 
James Bamford. 
 - Harmondsworth, Middlesex  New York, N.Y., U.S.A.  Penguin Books  1983, c1982. 
 - 655 p.  20 cm. 
<br/><br/> With a new Afterword by the author (p. 479-532). 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0140067485 (pbk.) 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States National Security Agency. 
<br/><br/><label>LC Class. No.: </label>UB251.U5  / B35 1983 
<br/><br/><label>Dewey Class. No.: </label>327.1/2/06073