F. Degrada · F. Duckert · Fae Dussart · Francois Duyckaerts
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Joseph Delboeuf, philosophe et hypnotiseur | 978-2-908602-27-2 (2-908602-27-X) | 1993 |
| La formazione del vincolo sessuale | 978-88-263-0047-4 (88-263-0047-X) | 1965 |