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| Book | The Secret of Shark Reef |
| Publisher | Gummerus |
| Translated by | Annikki Lievonen |
| Copyright Holder | Random House, Inc. |
| Series | The Three Investigators |
| Printed by | K. J. Gummerus Osakeyhtiön kirjapaino |
| Cover Artist | Matti Louhi |
| Format | Hardback |
| Language | Finnish |
| Location | Finland |
| Printed | 1981 |
| Copyright | 1979 |
| Pages / Font | 190 pages |
| ISBN | 951-20-1952-3 |
| Edition No. | 2 |
| YKL (Finnish) | N8453 |
Added by Gumby74