Tvekampen
| Book | First Blood |
| Format | Hardback |
| Language | Swedish |
| Printed | 1974 |
| Original Title | First Blood |
| Original Language | English |
| Author | David Morrell |
| Publisher | Bokförlaget Bra Böcker AB |
| Translated by | Mårten Edlund |
| Copyright Holder | David Morrell |
| Franchise | Rambo |
| Format | Hardback |
| Language | Swedish |
| Location | Sweden |
| Printed | 1974 |
| Copyright | 1972 |
| Pages / Font | 311 pages |
| Notes | Dust jacket |