Felton, Paul; Jackson, Stuart. "Season 1990–91". The Football Statistics Archive. Archived from the original on 13 May 2019. Retrieved 30 December 2018.
"Robbie's 100 – The Facts". Tottenham Hotspur Football Club. 20 January 2008. Archived from the original on 22 November 2018. Retrieved 22 November 2018.
"Robbie's 100 – The Facts". Tottenham Hotspur Football Club. 20 January 2008. Archived from the original on 22 November 2018. Retrieved 22 November 2018.
Felton, Paul; Jackson, Stuart. "Season 1990–91". The Football Statistics Archive. Archived from the original on 13 May 2019. Retrieved 30 December 2018.