| 000 | 00358nam a2200109Ia 4500 | ||
|---|---|---|---|
| 100 | _aNational council of educational research and training | ||
| 942 | _cBK | ||
| 245 | _aTeachers' guide : environmental studies : class 1 | ||
| 260 |
_aNatioanal council of educational research and training, New Delhi _c1987 |
||
| 082 | _a372.190083 N.C.E.R.T. | ||
| 300 | _av; 51 | ||
| 999 |
_c64937 _d64937 |
||