Pawson, Ray <br/><br/>
Evidence-Based policy:   A Realist Perspective 
/ by Ray Pawson  
 - California,  Sage Publications,  2006. 
 - xi, 196p.; 24 cm. 
<br/><br/><label>ISBN: </label>9781412910606 
<br/><br/><label>Dewey Class. No.: </label>320.6  / PAW/E