TY  - BOOK
AU  - Yin,Robert K.
TI  - Case study research: design and methods 
SN  - 080393470x
PY  - 1989///
CY  - Newbury Park
PB  - SAGE Publications
KW  - Case method
KW  - Social science
KW  - Research
N1  - References and index; Buku bacaan asas fakulti
ER  -