"FinestHour"(pdf). Journal of the Churchill Center and Societies, Summer 2005. Archived(PDF) from the original on 8 August 2007. Retrieved 2 August 2007.
winstonchurchill.org
"FinestHour"(pdf). Journal of the Churchill Center and Societies, Summer 2005. Archived(PDF) from the original on 8 August 2007. Retrieved 2 August 2007.