TY  - BOOK
AU  - Pawson,Ray
TI  - Evidence-based policy: a realist perspective 
SN  - 9781412910606
PY  - 2006///
CY  - London
PB  - SAGE Pub.
KW  - Policy sciences
KW  - Methodology
N1  - Includes bibliographical references (p. [183]-190) and index
ER  -