| 000 | 00349nam a2200145Ia 4500 | ||
|---|---|---|---|
| 100 | _aSiddiqui, Mujibul Hasan | ||
| 020 | _a81-7024-557-5 | ||
| 365 | _b500 | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 | _aResearch in teaching of science & mathematics | ||
| 260 |
_aNew Delhi _bAshish Publishing House _c1993 |
||
| 082 | _a375.5 | ||
| 300 |
_bHb _a8310 |
||
| 999 |
_c423702 _d423702 |
||
| 041 | _aeng | ||