TY  - GEN
AU  - Yin, Robert K.
TI  - Case study research : design and methods
SN  - 0803956630
PY  - 1994///
CY  - Thousand Oaks
PB  - Sage
KW  - SOCIAL SCIENCES-Research
KW  - CASE STUDIES
N1  - References and index included
ER  -