TY  - BOOK
AU  - Punch, Keith .F.
TI  - Introduction to social research : : Quantitative and qualitative approaches 
SN  - 9781446240939
U1  - 300.72 
PY  - 2014///
CY  - London
PB  - Sage, 
KW  - Social sciences
KW  - Research
KW  - Empirical Social Research.
ER  -