TY  - BOOK
AU  -  Creswell, John W.
AU  - Cheryl N. Poth
TI  - Qualitative inquiry et research design: choosing among five approaches 
AV  - H61 .C74 2018
PY  - 2018///
CY  - London ; | Los Angeles ; | New Delhi ; | Singapore ; | Washington, DC ; | Melbourne
PB  - Sage
KW  - Research
KW  - Methodology
ER  -