Pearce, Martin <br/><br/>
Spymaster :  The life of Britain s most decorated Cold War spy and head of MI6, Sir Maurice Oldfield / 
Martin Pearce 
 - London :  Corgi Books  2017 
 - 483 p.  illus.  20 cm 
<br/><br/><label>ISBN: </label>978-0-552-17162-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oldfield, Maurice, -- Sir, -- 1915-1981.  <br/>Espionage -- Great Britain -- History -- 20th century.