Pawson, Ray and Tilley, Nick. <br/><br/>
Realistic evaluation  
Ray Pawson and Nick Tilley 
 - London:  Sage Publications,  1997 
 - xi,229p.:  ill, 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0761950087 0761950095 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Realistic evaluation 
<br/><br/><label>Dewey Class. No.: </label>001.4