Football League Partners" at FL official site, retrieved 4 March 2013 Mitre listed as sponsor at FAW official site, retrieved 4 March 2013 "MITRE UNVEILED AS NEW OFFICIAL S.LEAGUE MATCH BALL SPONSOR | The Football Association of Singapore". www.fas.org.sg.
Truy cập ngày 23 tháng 12 năm 2015.  ^ Football League Partners" at FL official site, retrieved 4 March 2013 ^ Mitre listed as sponsor at FAW official site, retrieved 4 March 2013 ^ “MITRE UNVEILED AS NEW OFFICIAL S.LEAGUE MATCH BALL SPONSOR | The Football Association of Singapore”. www.fas.org.sg (bằng tiếng Anh).