Descripción: “... strategies  with quantitative and qualitative focus that you/they give bill of the reality in a combined way...”

Descripción: “... of the small workers and  their employers at the daily work experience. This study takes a group of children...”

Descripción: “...) oriented towards focus groups of fauna and flora. The results were the following: 63 families, 114 genders...”

Descripción: “...,  lethargy, erratic swimming, flakeout focuses and skin ulcers. Macro and microscopically, the most affected...”