Helvetin porteilla
| Book | A Season in Hell |
| Publisher | Gummerus |
| Cover Art by | David Scutt |
| Author photo/portrait | Joe Bates |
| Typography by | Jorma Luotio |
| Translated by | Heikki Kaskimies |
| Copyright Holder | Jack Higgins |
| Published in/by Arrangement with | Lennart Sane Agency AB |
| Printed by | Gummerus Kirjapaino Oy |
| Format | Hardback |
| Language | Finnish |
| Location | Jyväskylä • Helsinki |
| Printed | 1989 |
| Copyright | 1989 |
| Pages / Font | 303 pages |
| YKL (Finnish) | 842 |
| ISBN | 951-20-3373-9 |
| Chapters | 16 untitled chapters, numbered from Yksi to Kuusitoista |
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