TY  - BOOK
AU  - King, Gary
AU  - Keohane, Robert O.
AU  - Verba, Sidney
TI  - Designing social inquiry: sciencetific inference in qualitative research
SN  - 0691034710
U1  -  300.72 
PY  - 1994///
CY  - Princeton,USA
PB  - Princeton University
KW  - Social sciences-Methodology
ER  -