3 etsivää ja Aavejärven arvoitus
| Book | The Secret of Phantom Lake |
| Publisher | Gummerus |
| Translated by | Inkeri Pitkänen |
| Foreword by | Alfred Hitchcock |
| 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 | 1977 |
| First Printing | 1973 |
| Copyright | 1973 |
| Pages / Font | 165 pages |
| ISBN | 951-20-1440-8 |
| YKL (Finnish) | N8453 |
| Notes | The book credits Robert Arthur as the author, when in fact it was written by William Arden. |
Added by Gumby74 · Last edited by AgathaCrustie