Pawson, Ray <br/><br/>
Realistic evaluation 
Ray Pawson and Nick Tilley. 
 - London  Thousand Oaks, Calif.  Sage  1997. 
 - xvii, 235 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references (p. [221]-227) and index. 
<br/><br/><label>ISBN: </label>0761950087 0761950095 (pbk.) 
<br/><br/><label>LCCN: </label>97065723  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation<br/>Evaluation research (Social action programs)
<br/><br/><label>LC Class. No.: </label>H62  / .P33 1997