| Year: | 1968 |
| Author: | Paul MISRAKI |
| Title: | DES SIGNES DANS LE CIEL |
| Language: | French |
| Originally published as: | LES EXTRATERRESTRES |
Les extraterrestres
 | ||
| Year: | 1968 | |
| Publisher: | Labergerie, Paris | |
| Description: | 269 | |
 |
 | ||
| Year: | 1978 | |
| ISBN: | 2-221-00153-2 | |
| Publisher: | Robert Laffont, Paris | |
| Serie: | Les Portes de l'étrange rev | |
| Description: | 268 | |
|
 | ||
| Year: | 1979 | |
| ISBN: | 2-221-50000-8 | |
| Publisher: | Robert Laffont, Paris | |
| Serie: | Les autres mondes et leurs énigmes revue et augmentée | |
| Description: | 286 p. | |
  |
| Cover | Language | Title | Year | |
|---|---|---|---|---|
 | French | LES EXTRATERRESTRES | (Original title) | 1962 |
 | English | FLYING SAUCERS THROUGH THE AGES | 1965 | |
 | Spanish/Catalan | LOS EXTRATERRESTRES (Translated by Montserrat Busquets Fontgibell) |
1969 |