TY  - BOOK
AU  - de Vaus, David A.
TI  - Research design in social research / 
SN  - 9780761953470
U1  - 300.72 22
PY  - 2001///
CY  - Great Britain : 
PB  - Sage, 
KW  - Research design- social science
N1  - Include Index
ER  -