Three Tasks
| Autor: | Steward, Don |
|---|---|
| Zdroj: | Mathematics in School, 1996 Mar 01. 25(2), 14-17. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|
| Autor: | Steward, Don |
|---|---|
| Zdroj: | Mathematics in School, 1996 Mar 01. 25(2), 14-17. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|