Patton, Michael Quinn <br/><br/>
Utilization-Focused Evaluation 

 - 4th ed. 
 - New Delhi  Sage  2008 
 - viii, 667 p. 
<br/><br/><label>ISBN: </label> RS 7537.10 
<br/><br/><label>Dewey Class. No.: </label>361.61068 PAT