| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 20th Century Defences in Britain - The London Area: London Within the M25, Berkshire, Buckinghamshire, Hertfordshire and Oxfordshire | 978-0-9540378-2-6 (0-9540378-2-0) | 2007 |
| 20th Century Defences in Britain - The London Area: London Within the M25, Berkshire, Buckinghamshire, Hertfordshire and Oxfordshire | 978-0-9540378-5-7 (0-9540378-5-5) | 2007 |
B. Osborne · Bruce Osborne · M B · M. O. · Michael B. · Michael Bruce · Michael Osborne