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| 041 | _aeng | ||
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_a503 _bINT |
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| 100 |
_aRao, Digumarti Bhaskara _eed _980935 |
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| 245 |
_aInternational encyclopaedia of science and technology education, Vol.1 _bscience and technology education |
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| 260 |
_aNew Delhi _bDiscovery _c2000 _g2000 |
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| 300 |
_avi,[2],557 p. _bill. |
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| 650 | _aSCIENCE | ||
| 942 | _cPR | ||
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_c16999 _d16999 |
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| 945 |
_dMain Library ADMIN _c26318 |
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