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| [книга] |
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| The encyclopedia of the chemical elements / Ed. Clifford A. Hampel |
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: | |
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| New York : Reinhold book corporation |
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| 1968 |
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| 849 p. ; cm |
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ISBN: | |
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| 541.9(031) |
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| ----------------- | --------------------------------------------------- | | D20676  Ч 54/Е54 | | 1975004866 | | Само за читални зали | | |
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