| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| The castle trail and rabbit island trail walks: Dromore Wood National Nature Reserve | 978-0-7076-1558-5 | 1995 | Paddy O'Sullivan |
| The Lakes Handbook: Lake Restoration and Rehabilitation: Volume 2 | 978-0-632-04795-6 | 2004 | C.S. Reynolds · Paddy O'Sullivan |
| The Lusitania: Unravelling The Mysteries | 978-1-903464-07-6 | 2002 | Paddy O'Sullivan |
| The "Lusitania": Unravelling the Mysteries | 978-1-898256-51-9 | 1998 | " |
| William Morris and News from Nowhere: A Vision of Our Time | 978-1-870098-37-3 | 1990 | Stephen Coleman · Paddy O'Sullivan |
O's · O'Sullivan · P O'Sullivan · P S · P. Sullivan
Green Books · Stationery Office · The Collins Press · Wiley-Blackwell