Yost, Graham <br/><br/>
Spies in the sky 
by Graham Yost 
 - New York  Facts on File  1989 
 - 160p. 
 - World espionage series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space surveillance --Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>N21 Y83