Consumer Perception in Innovative Product
Combining Landline Phone Samples and Mobile Phone Samples in Germany: a Dual Frame Approach First Outcomes of a DFG*-Project Siegfried Gabler, Sabine Häder.
Siegfried Gabler, Sabine Häder
Combining Landline Phone Samples and Mobile Phone Samples in Germany: a Dual Frame Approach First Outcomes of a DFG*-Project
