| 000 | 00421nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 250617b |||||||| |||| 00| 0 eng d | ||
| 020 | _a81-237-2207-9 | ||
| 041 | _aeng | ||
| 100 | _aHarlen, Wynne | ||
| 245 | _aUnesco sourcebook for science in the primary school | ||
| 260 |
_aIndia _bNational Book Trust _c1992 |
||
| 300 |
_bPb _a271 |
||
| 365 | _b60 | ||
| 700 | _aHarlen, Wynne | ||
| 942 | _cBK | ||
| 999 |
_c408251 _d408251 |
||