| Original language | Dutch |
|---|---|
| Pages (from-to) | 5-8 |
| Number of pages | 4 |
| Journal | Jeugd in School en Wereld |
| Volume | 75 |
| Issue number | 7 |
| Publication status | Published - 1991 |
Hoofdrekenen toen en nu
A. Treffers
Research output: Contribution to journal › Article › Professional