Richeson <br/><br/>
America's Secret Eyes in Space; The U.S. Keyhole Spy Satellite Program 
by Jeffrey T. Richelson 
 - New York, USA  Harper & Row  1990 
 - vii, 375p.  ill.  23 cm 
<br/><br/><label>ISBN: </label>0887302858 
<br/><br/><label>LCCN: </label>9826698 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space Surveillance--History--United States