TY  - GEN
AU  - Petticrew, Mark
AU  - Roberts, Helen
TI  - Systematic review in the social sciences: a practical guide: a practical guide
SN  - 9781405121101
U1  - 300.723 P3S9 
PY  - 2012///
CY  - Malden, MA
PB  - Blackwell Publishing
KW  - Social Science Research Methodology	
KW  - Social Research Methodology	
KW  - Social Science Statistical Methods	
KW  - Social Science
KW  - Research Methodology
KW  - Statistical Methods
ER  -