TY  - BOOK
AU  - Roller Margart R.
AU  -  Lavrakas Paul J.
TI  - Applied qualitative research desingn :  Total quality framework
SN  - 9781462515752 (pbk)
U1  - Sigma:f, Q5 
PY  - 2015///
CY  - New York
PB  - Guilford Press U.S.A    
KW  - SOCIAL SCIENCES
ER  -