| Author: | Juva, Valter, 1865-1922 |
| Subject: | PH, Detective and mystery stories |
| Format: | Text |
| Date issued: | 2005 |
| Language: | Finnish |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Maahengen salaisuus : Tohtori salapoliisina [electronic resource] / Valter Juva |