Royse, David D. <br/><br/>
Research methods in social work / 
David Royse 
 - 5th ed 
 - Australia ;  Canada :  Brooks/Cole-Thomson Learning,  c2008 
 - xviii, 395 p. :  ill. ;  24 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780495115663 0495115665 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service--Research--Methodology