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_a793.8 _bBRE |
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_aBy Brecher, Ervin _910150 |
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| 245 | 0 | _aSurprising science puzzles | |
| 250 | _a1st | ||
| 260 |
_c2010 _bOrient _aNew Delhi |
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| 300 | _a95p. | ||
| 650 |
_apuzzles _92785 |
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| 942 | _cBK | ||
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_c7242 _d7242 |
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