Soviet atomic espionage  
/ Vernment Printing Office 
 - Washington:     Vernment Printing Office,   1951 
 - 102p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science
<br/><br/><label>Universal Decimal Class. No.: </label>327.84:539.1(47)  / J1