O Poder. Uma Nova Análise Social
| Publisher | Fragmentos |
| Introduction by | Karl R. Popper |
| Translated by | Isabel Belchior, João Carlos Espada |
| Revised by | Manuel Loureiro |
| Cover/Jacket Design by | Raimundo Santos |
| Copyright Holder | Unwin Hyman Ltd., Karl R. Popper |
| Publisher Series | Problemas (2) |
| Printed by | Tipografia Guerra |
| Format | Paperback |
| Language | Portuguese |
| Location | Portugal |
| Printed | 1990-10 |
| Pages / Font | 197 pages |
| ISBN | 972-664-05102 |
| DL (Portuguese) | 35403/90 |
| Barcode | 9789726640516 |
| Series Number | 4 |
Added by Xavier.Rafael