| Author: | Goodwin, Harold L. (Harold Leland), 1914-1990 |
| Subject: | PZ, Science fiction, Space flight -- Juvenile fiction |
| Format: | Electronic text |
| Date issued: | 2006 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Rip Foster in Ride the Gray Planet [electronic resource] / Harold L. Goodwin |