3 etsivää ja moottoripyöräjengi
| Book | The Mystery of the Trail of Terror |
| Publisher | Gummerus |
| Translated by | Anna-Maija Pursiainen |
| Copyright Holder | Random House, Inc. |
| Published in/by Arrangement with | Random House, Inc. |
| Printed by | Gummerus Kirjapaino Oy |
| Series | The Three Investigators |
| Cover Artist | Matti Louhi |
| Format | Hardback |
| Language | Finnish |
| Location | Finland |
| Printed | 1985 |
| Copyright | 1984 |
| Pages / Font | 160 pages |
| ISBN | 951-20-2672-4 |
| YKL (Finnish) | N842 |
Added by Gumby74