"Century of Soccer: Readers' Poll". World Soccer. England Football Online. December 1999. pp. 12–17. Archived from the original on 4 April 2021. Retrieved 11 January 2012.
"Century of Soccer: Readers' Poll". World Soccer. England Football Online. December 1999. pp. 12–17. Archived from the original on 4 April 2021. Retrieved 11 January 2012.