| Author: | Thorndike, Edward L. (Edward Lee), 1874-1949 |
| Subject: | QA, Arithmetic -- Study and teaching |
| Format: | Text |
| Date issued: | 2012 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Psychology of Arithmetic [electronic resource] / Edward L. Thorndike |