| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Discovering Tong: Its History, Myths and Curiosities | 978-O-9555O89-O-5 (O-9555O89-O-8) | 2007 |
C. J. · C. Jeffery · M.C. · M J · R. C. · R.J. · R. Jeffery · R. M. · Robert C. · Robert J. · Robert Jeffery · Robert M.