| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Steps Towards Life | 978-0-19-854751-8 (0-19-854751-X) | 1992 | Manfred Eigen · Paul Woolley |
| Steps Towards Life: Perspective on Evolution | 978-0-19-854752-5 (0-19-854752-8) | 1996 | Manfred Eigen · Paul Woolley |