| Ubiratan D'Ambrosio - Vol. 17 Num. 3 (1997) | ||
| Remembering Paulo Freire | 6-0 | |
| Paulo Freire , Ubiratan D'Ambrosio , Maria do Carmo Mendonça - Vol. 17 Num. 3 (1997) | ||
| A conversation with Paulo Freire | 7-10 | |
for the learning of mathematics
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