TY  - BOOK
AU  - Creswell,J W
AU  - Plano Clark,V L
TI  - Designing and conducting mixed methods research / 
SN  - 9781412975179
PY  - 2011///
CY  - Los Angeles ; , London : 
PB  - Sage, 
KW  - Social sciences
KW  - Research
KW  - Evaluation
ER  -