@misc {TN_libero_mab2,
author
=
{
Ecuador Ministerio de Educación
}
,
title
=
{
Entorno natural y social
}
,
publisher
=
{
Ed. Don Bosco
}
,
year
=
{
2010-
}
,
address
=
{
[Quito]
}
,
url
=
{
http://slubdd.de/katalog?TN_libero_mab2
}
}
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