TY  - BOOK
AU  - Yin, Robert K.
TI  - Case study research: design and methods
SN  - 9781452242569
U1  - 300.722 
PY  - 2014///
CY  - Los Angeles
PB  - Sage
KW  - Social sciences--Research--Methodology
KW  - Case method
KW  - Social sciences--Research
ER  -