Davies, Philip H.J. « Aldrich, Richard, Ed. Espionage, Security and Intelligence in Britain, 1945-1970. Manchester, UK, and New York: Manchester University Press, 1998 ». Journal of Conflict Studies, vol. 19, nᵒ 2, septembre 1999, https://journals.lib.unb.ca/index.php/JCS/article/view/4375.