| 000 | 00350nam a2200109Ia 4500 | ||
|---|---|---|---|
| 008 | 200527s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _a507 VAI | ||
| 100 | _aNarendera Vaidya | ||
| 245 | 0 | _aSome aspects of Piagets Work and Science Teaching: A Contribution Towards the Foundations of Science Teaching | |
| 264 | _bS. Chand and Company | ||
| 300 | _a310p. | ||
| 999 |
_c15226 _d15226 |
||