Grupo GfK Portugal
Retail and Technology/Metodologia
February 5, 2012, 19:48
http://www.gfk.com/portugal/htdocs/retail_and_technology/metodologia/index.pt.html
Retail and Technology/Metodologia
February 5, 2012, 19:48
http://www.gfk.com/portugal/htdocs/retail_and_technology/metodologia/index.pt.html
Metodologia GfK
Esquema da metodologia usada para os Estudos de Painel. Clique na imagem para ampliar.