| 000 | 00453nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 190516s9999 xx 000 0 und d | ||
| 100 |
_aMathur, Lalit Mohan _915715 |
||
| 245 | 0 | _aNew Methods, Resources and Conditions for Good Science Teaching-Learning | |
| 260 |
_bIndian National Teaching Aids _c1977 _aNew Delhi |
||
| 300 | _a232 | ||
| 600 |
_tPure Science _9122737 |
||
| 650 |
_aPure Science _9122737 |
||
| 942 | _cBK | ||
| 999 |
_c113761 _d113761 |
||