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_aeng _2eng |
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_a333.79, NAT _qFEDL |
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_aNatarajan Chitra _9781721 |
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| 245 | 0 | _aResources : energy | |
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_aMumbai, India _bHomi Bhaba Centre for Science Education _c1997 |
||
| 300 | _a94p. | ||
| 490 | _aActivity based foundation courseon science technology and society : corriculum Book-2 | ||
| 546 | _aC.S.E.C | ||
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_cTEXL _h333.79, NAT |
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