TY  - JOUR
A1  - Witzel, A.
T1  - The problem-centered interview
Y1  - 2000
UR  - http://www.qualitative-research.net/fqs-texte/1-00/1-00witzel-e.htm
JF  - Forum Qualitative Sozialforschung /Forum: Qualitative Social Research
VL  - 1
IS  - 1

ER  -