| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Death Out of Season | 978-0-7221-5555-4 (0-7221-5555-7) | 1974 | |
| Journey Through a Small Planet | 978-0-14-118930-7 (0-14-118930-4) | 2008 | |
| The Burning Bush: 2 | 978-0-525-24602-2 (0-525-24602-9) | 1988 | Thomas P.M. Barnett |