TY  - BOOK
AU  - Lewis-Beck, Michael S.
AU  - Berry, William D.
TI  - New tools for social scientists: advances and applications in research methods 
SN  - 0803922566 :
U1  - 300.72 
PY  - 1986///
CY  - Beverly Hills
PB  - Sage Publications
KW  - Social sciences
KW  - Comparative methods
KW  - Research
KW  - Methodology
ER  -