Gilbert, Martin. In Search of Churchill. New York: John & Wiley & Sons, Inc., New York, 1980.

"Churchill, Winston." World Book Encyclopedia. 1995 ed.

The Sigsaly Story // National Security Agency //. 2001. Facing History and Ourselves National Foundation. 18 April 2003 <-http://www.nsa.gov>.

Famous Humberers. 2001. Famous Humberers. 18 April 2003
<-http://www.humberonia.freeserve.co.uk>.

Probert Encyclopedia: People and Peoples (Si-Sj). 2002. Sir Winston Churchill. 18 April 2003
<-http://www.probertencyclopedia.com>.

http://www.paulmcgeheeart.com/gallery/WinstonChurchillLARGE.jpg. (date unknown). 18 April 2003
<-http://www.paulmcgeheeart.com>.

http://www.winstonchurchill.org/orator.gif. (date unknown). (title unknown). 18 April 2003
<-http://www.winstonchurchill.org>.

http://www.sterlingtimes.org/churchill.jpg. (date unknown). (title unknown). 19 April 2003
<-http://www.sterlingtimes.org>.

Josef Stalin Wrote A Memo. 1999. Josef Stalin Wrote A Memo. 1 May 2003
<-http://www.americaslibrary.gov>.

Iron Curtain Revisited. 1999. Winston Churchill’s “Sinews of Peace” Speech. 1 May 2003
<-http://wire.ap.org>.

Winston Churchill - Biography. 2003. Winston Churchill - Biography. 3 May 2003.
<-http://www.nobel.sl>.

HistoryMole: Winston Churchill (1874-1965). 2003. Winston Churchill (1874-1965). 3 May 2003.
<-http://www.historymole.com>.