TY  - GEN
AU  - Maxwell,Joseph A.
TI  - A realist approach for qualitative research
SN  - 9780761929239
U1  - 001.42 
PY  - 2012///
CY  - Los Angles
PB  - Sage publication
KW  - Pplg
KW  - Qualitative research; Social sciences-Research-Methodology;
ER  -