| Author: | Moncalm, M. |
| Subject: | P, Language and languages, Thought and thinking |
| Format: | Electronic text |
| Date issued: | 2021 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Origin of Thought and Speech [electronic resource] / M. Moncalm |