355.343309 A562D
Andrew, Christopher
 Defence of the realm the authorized history of MI 5
- London : Penguin Group, 2009.
 xxiii,1032p.
149091
  Subjects: SECURITY AGENCY-HISTORY.
Defence of the realm
APA
Andrew C., . (2009). Defence of the realm. London: Penguin Group.
Chicago
Andrew Christopher, . 2009. Defence of the realm. London: Penguin Group.
Harvard
Andrew C., . (2009). Defence of the realm. London: Penguin Group.
MLA
Andrew Christopher, . Defence of the realm. London: Penguin Group. 2009.