| 000 | 00334nam a22001097a 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 008 | 150501b xxu||||| |||| 00| 0 eng d | ||
| 110 | _aIGNOU | ||
| 245 | _aIG/BS3/2163 Demonstration Lesson Teaching of Biology (Nutrition),IG/B6/749 Demonstration lesson Teaching of Science (Chemistry) | ||
| 260 | _bIGNOU | ||
| 942 |
_2ddc _cAV |
||
| 999 |
_c2045 _d2045 |
||