| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c307893 _d307893 |
||
| 003 | IARI | ||
| 080 |
_a539.76 _bN277A |
||
| 100 | _aBy National Council of Educational Research and Training | ||
| 245 | _aA.B.C. Of The Atom | ||
| 260 |
_aNew Delhi _bS.A. Abidin _c1972 |
||
| 300 | _a120 P. | ||
| 700 | _aBy National Council of Educational Research and Training | ||
| 901 | _a142406 | ||
| 942 |
_2udc _cB |
||