Rules and regulations
https://web.archive.org/web/20080911035806/http://worldtwenty20.yahoo.com/abouttwenty20/icc_world_twenty20_playing_conditions_final.pdf
https://web.archive.org/web/20080911035806/http://worldtwenty20.yahoo.com/abouttwenty20/icc_world_twenty20_playing_conditions_final.pdfhttp://worldtwenty20.yahoo.com/abouttwenty20/icc_world_twenty20_playing_conditions_final.pdf
http://worldtwenty20.yahoo.com/abouttwenty20/icc_world_twenty20_playing_conditions_final.pdfWayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineICC World Twenty20 Playing Conditions - Yahoo!
https://web.archive.org/web/20080720113337/http://worldtwenty20.yahoo.com/abouttwenty20/playing-conditions.htmlhttp://worldtwenty20.yahoo.com/abouttwenty20/playing-conditions.html
http://worldtwenty20.yahoo.com/abouttwenty20/playing-conditions.html