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| 008 | 231018s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _c400 | ||
| 040 | _aMAIN | ||
| 100 |
_aMahadevan,S _920185 |
||
| 245 | 0 | _aResonance: Journal of Science Education | |
| 260 |
_aNew Delhi _bBusiness Standard _c2010 |
||
| 300 |
_a774-819 _b15(8-10) |
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| 942 | _cBJ | ||
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_c55109 _d55109 |
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