| title | media type | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|---|
| Supernatural Scotland | Paperback | 978-0-00-472325-9 (0-00-472325-2) | 1999 |
| Whatever Happened to Tanganyika?: The Place Names That History Left Behind | " | 978-1-906032-41-8 (1-906032-41-6) | 2009 |
| Whatever Happened to Tanganyika?: The Place Names That History Left Behind | Hardcover | 978-1-906032-05-0 (1-906032-05-X) | 2007 |