| 000 | 00427nam a2200157Ia 4500 | ||
|---|---|---|---|
| 005 | 20260205105110.0 | ||
| 008 | 260111s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a8170248655 | ||
| 082 | _a372.35072 G959R | ||
| 100 | _aGupta,Naresh Kumar | ||
| 245 | 0 | _aResearch in teaching of science/by Naresh Kumar Gupta | |
| 260 |
_aNew Delhi _bAPH Publishers _c1997 |
||
| 300 | _a210p. | ||
| 690 | _aResearch-Teaching | ||
| 942 | _cBK | ||
| 999 |
_c260165 _d260165 |
||