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Wednesday, June 26, 2013

Look at this presentation,comment on it. In pairs, make a new one taking into account the ZERO WASTE SYSTEM
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1 comment:

  1. UnknownJuly 2, 2013 at 3:30 PM

    Muy buena la slide Florencia. Felicitaciones por el compromiso asumido en el blog y con la temática

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