TY  - BOOK
AU  - Dufour, Stephane
AU  - Fortin, Dominic
AU  - Hamel, Jacques
TI  - Case study methods
SN  - 0 80395415 8
U1  - 001 .42 
PY  - 1993///
CY  - New Delhi
PB  - Sage Publications
KW  - research methodology
KW  - Social science
ER  -