Jeffery, Keith <br/><br/>
MI6: The History of the Secret Intelligence Service 1909-1949 

 - London :   Bloomsbury,   2010. 
 - 810 p : illustrations ; 24 cm. 
<br/><br/><label>ISBN: </label>9781408813157 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Great Britain. Secret Intelligence Service—History—20th century.<br/>Intelligence service—Great Britain—History—20th century.<br/>Espionage, British—History—20th century. 
<br/><br/><label>Dewey Class. No.: </label>327.124   / JEF/M