TY  - BOOK
AU  -  Vaus David de
TI  - Research designs
SN  - 0761944877
U1  - 300.72 
PY  - 2006///
CY  - London
PB  - Sage
KW  - Social Sciences -Research
KW  - Research Methodology
N1  -  Sage benchmarks in social research methods
N2  -  Research Methodology, Social Sciences -Research
ER  -