| Publisher | Editorial Teorema |
| Translated by | Maria Marques |
| Cover/Jacket Design by | Fernando Felgueiras |
| Cover Art by | Vázquez de Sola |
| Copyright Holder | Herbert Marcuse |
| Series | Lobo Mau |
| Printed and Bound by | Gráfica Firmeza |
| Format | Paperback |
| Language | Portuguese |
| Location | Portugal |
| Printed | 1974 |
| Pages / Font | 29 pages |
| Series Number | 04 |
Added by Xavier.Rafael