TY  - BOOK
AU  - King, Gary
AU  - Keohane, Robert O.
AU  - Verba, Sidney
TI  - Designing social inquiry : : scientific inference in qualitative research 
SN  - 0691034710
U1  - 300.72 22
PY  - 1994///
CY  - New Jersey
PB  - Princeton University Press
KW  - Social sciences
KW  -  Methodology
N1  - Includes bibliographical references and index
ER  -