Patton,Q.M. <br/><br/>
Facilitatin evaluation:  principles in practice/ 
Michael Quinn Patton 
 - Los Angeles:  SAge,  2018. 
 - xxiii  ill.;  23 cm. 
 - evaluation in practice series 2 .
<br/><br/> includes reference and index 
<br/><br/><label>ISBN: </label>9781506347615 
<br/><br/><label>LC Class. No.: </label>DUCE H62.P3886