| Author: | Simak, Clifford D., 1904-1988 |
| Subject: | PS, Science fiction, Martians -- Fiction, Mars (Planet) -- Fiction, Human-alien encounters -- Fiction |
| Format: | Electronic text |
| Date issued: | 2020 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Message From Mars [electronic resource] / Clifford D. Simak |