| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Laws of the Game of Rugby Football: With Instructions to Referees and Notes for the Guidance of Players As Framed By the International Rugby Football Board | 978-O-9O1123-O3-9 (O-9O1123-O3-X) | 1969 | Rugby Football Union |
I. B. · I.R. · International R · R. B · R. F.