✦ LIBER ✦
Address to the first conference of I.G.P.M.E. (International Group for the Psychology of Mathematical Education), at Utrecht 29 August 1977
✍ Scribed by Hans Freudenthal
- Publisher
- Springer
- Year
- 1978
- Tongue
- English
- Weight
- 269 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0013-1954
No coin nor oath required. For personal study only.