- FOOTBALL - The World Game by Bill Van Der Vlist
- History of involvement in soccer administration and officiating from 1959 to today in Australia and the USA.
- FIFA.com: Laws of the Game
- The rules of the sport as authorised by the International Football Association Board (IFAB). Also includes questions and answers and an interactive guide to Offside Law 11.
- Ask The Ref Soccer Rules Explained
- Answers to questions regarding soccer rules provided by an International panel of certified referees.
- International Football Association Board
- The body that determines the Laws of the Game. The board is made up from four FIFA representatives, and one representative each from England, Northern Ireland, Scotland and Wales.
- Sheffield Rules
- The rules were a code of football devised and played in the English city of Sheffield between 1857 and 1878.