Patton, Michael Quinn <br/><br/>
Practical evaluation / 
Michael Quinn Patton. 
 - Beverly Hills :  Sage Publications,  c1982. 
 - 319 p. ;  23 cm. 
<br/><br/> includes bibliographic references ( p. 308-313) and  index. 
<br/><br/><label>ISBN: </label>9780803919051 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evaluation research (Social action programs)
<br/><br/><label>Dewey Class. No.: </label>001.4/33