Goldstein, Harris K. <br/><br/>
Research standards and methods for social workers 
by Harris K. Goldstein 
 - Rev. ed. 
 - Northbrook, Ill.  Whitehall Co.  1969 
 - 325 p. ; ill. : 25 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>087655009X 
<br/><br/><label>LCCN: </label>70-84001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service--Research