Klippfästningen
| Book | High Citadel |
| Book Club | Bokklubben Svalan |
| Publisher | Albert Bonniers Förlag |
| Translated by | Roland Adlerberth |
| Copyright Holder | Desmond Bagley |
| Printed by | Alb. Bonniers Boktryckeri |
| Format | Hardback |
| Language | Swedish |
| Location | Stockholm |
| Printed | 1970 |
| Copyright | 1965 |
| Pages / Font | 319 pages |
| Chapters | 10 untitled chapters numbered from Kapitel 1 to Kapitel 10 |
| Notes | Printed in Sweden |
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