Richard M. Grinnell <br/><br/>
Social work research and evaluation : quantitative and qualitative approaches 

 - Oxford ; New York :    Oxford University Press,    c2005 
 - xxii, 532 p.   26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service Research
<br/><br/><label>Dewey Class. No.: </label>361.3  / S678