| Author: | Wallace, Alfred Russel, 1823-1913 |
| Subject: | HM, Natural selection, Social ethics |
| Format: | Text |
| Date issued: | 2015 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | Social Environment and Moral Progress [electronic resource] / Alfred Russel Wallace |