TY  - BOOK
AU  - Ragin, C.C.
AU  - Becker, H.S.
TI  - What is a case? : exploring the foundations of social inquiry
SN  - 0521421888
PY  - 1992///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Research
KW  - Social Science Research
KW  - Case Studies
ER  -