| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Edzell Castle | 978-0-11-493380-7 (0-11-493380-4) | 1987 |
| Exploring Castles | 978-0-367-19550-2 (0-367-19550-X) | 2019 |
| Stirlingshire | 978-1-107-67162-1 (1-107-67162-0) | 2013 |
D S · D. Simpson · W Douglas · W.S. · W. Simpson
Cambridge University Press · Routledge · Stationery Office Books