Bickman, Leonard; Rog, Debra (eds) <br/><br/>
The sage handbook of applied social research methods 2nd ed 

 - Los Angeles  sage  2009 
 - xviii,661 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Dewey Class. No.: </label>307.2/Bic/Rog