TY  - BOOK
AU  - Creswell,John W.
TI  - Qualitative inquiry and research design :  choosing among five approaches 
SN  - 978 1 412 99530 6
U1  - 300 72 CRE 
PY  - 2013///
CY  - Los Angeles 
PB  -   SAGE
KW  - SOCIAL SCIENCES METHODS
ER  -