* Addison, Paul. "Churchill, Sir Winston Leonard Spencer (1874–1965)", ''Oxford Dictionary of National Biography,'' [http://www.oxforddnb.com.proxy.cc.uic.edu/view/article/32413, online] | * Addison, Paul. "Churchill, Sir Winston Leonard Spencer (1874–1965)", ''Oxford Dictionary of National Biography,'' [http://www.oxforddnb.com.proxy.cc.uic.edu/view/article/32413, online] |