Futura Publications · HarperCollins
| title | ISBN-13 | year of publication |
|---|---|---|
| Blueprint | 978-0-00-222028-6 | 1979 |
| Blueprint | 978-0-7088-1386-7 | 1979 |
| Samaritan | 978-0-7088-2509-9 | 1984 |
| Tetramachus Collection | 978-0-86007-587-5 | 1977 |
| THE TETRAMACHUS COLLECTION | 978-0-86007-567-7 | 1978 |
| Trial of Adolf Hitler | 978-0-7088-1749-0 | 1980 |