Vortrag
Changing from PAPI to CAPI: Introducing CAPI in a Longitudinal Study

Jörg-Peter Schräpler, Jürgen Schupp, Gert G. Wagner

Improving Survey Methods : 1st International Conference of the German Priority Programme on Survey Methodology (PPSM)
Bremen, 12.11.2009 - 13.11.2009