"Tramlink numbers 2010-2011" (PDF). Tramlink annual passenger performance 2010-2011. Transport for London. 28 March 2012. Retrieved 28 November 2012.
"Tramlink numbers 2010-2011" (PDF). Tramlink annual passenger performance 2010-2011. Transport for London. 28 March 2012. Retrieved 28 November 2012.