TY  - BOOK
AU  - Creswell John W. Au.
AU  -  Poth Cheryl  N. Au.
TI  - Qulitative inquiry and research design:  choosing among five approaches
SN  - 9781506330204
U1  - Sigma:f, Q8 
PY  - 2018///
CY  - Los Angeles
PB  -  Sage USA     
KW  - RESEARCH METHODS
ER  -