| 000 | 00440nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 210210b1991 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a81 207 0068 6 | ||
| 082 | _a500.207 GUPT | ||
| 100 | _aGUPTA (Sharwan Kumar). | ||
| 245 | _aTeaching physical sciences in secondary schools. | ||
| 260 |
_aND _bSterling Publishers Pvt Ltd _c1991 |
||
| 300 | _a232 | ||
| 650 | _aTeaching physical sciences | ||
| 690 | _aPure Sciences | ||
| 906 | _a051218 | ||
| 999 |
_c99998 _d99998 |
||