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Metrication handbook a guide to understanding metric conversion and using the modern metric system.
Argitaratua 1982Liburua -
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Metrication handbook a guide to understanding metric conversion and using the modern metric system.
Argitaratua 1982Liburua -
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Conversion factors and weights and measures for agricultural commodities and their products.
Argitaratua 1979Liburua -
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