| Item Description: | "Reprinted from Educational studies in mathematics, volume 19, no. 2, 1988." |
|---|---|
| Physical Description: | pp. 115-286 |
| ISBN: | 902772802X |
| Item Description: | "Reprinted from Educational studies in mathematics, volume 19, no. 2, 1988." |
|---|---|
| Physical Description: | pp. 115-286 |
| ISBN: | 902772802X |