| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Designing Interactive Speech Systems: From First Ideas to User Testing | 978-3-540-76048-1 (3-540-76048-2) | 1998 | Niels O. Bernsen · Hans Dybkjaer · Laila Dybkjaer |
| Origami - Foldefamiliens jul | 978-87-992358-2-7 (87-992358-2-X) | 2011 | Laila Dybkjær |
| Origami - Teknik og tradition: 2. udgave | 978-87-992358-1-0 (87-992358-1-1) | 2008 | |