TY  - BOOK
AU  - Merriam, Sharan B. 
TI  - Qualitative research: a guide to design and implementation 
SN  - 0470283548
AV  - LB1028  .M396 2009
PY  - 2009///
CY  - San Francisco, CA : 
PB  - Jossey-Bass, cop.
KW  - Educational research
KW  - Qualitative methods
ER  -