フォーサイス・レーシング
↑ Malsher, David. Pettit joins Forsythe as RuSPORT close, autosport.com, November 26, 2007
↑ Racer Staff, Forsythe Championship Racing Ceases Operations, SpeedTV.com/Racer Magazine, February 28, 2008
↑ Phillips, David. Forsythe plan IRL and ALMS for '09, Autosport.com, July 19, 2008