Cambridge Five Spy Ring - Kim Philby Spy Case FBI, MI5 - PaperlessArchives.com
Dangerous Friends by Rees, Jenny: As New | GreatBookPrices
MI5 and MI6 cover-up of Cambridge spy ring laid bare in archive papers | National Archives | The Guardian
Cambridge Five - Wikipedia
Stalin's Englishman: Guy Burgess, the Cold War, and the Cambridge Spy Ring - Harvard Book Store
The Student and the Spy: How One Man's Life Was Changed by the Cambridge Five | Articles| Smithsonian Magazine
Guy Burgess and the Cambridge Spy Ring | Guy Burgess was the most important, complex, and fascinating of The Cambridge Spies, brilliant young men recruited in the 1930s to betray their country...
Decrypting the Cambridge Five
BOOK REVIEW: 'Stalin's Englishman: Guy Burgess, the Cold War, and the Cambridge Spy Ring' - Washington Times
The Last Cambridge Spy by Chris Smith | Shakespeare & Company