"Engel, Rafael J." <br/><br/>
Practice of research in social work 

 - London  Sage  2017 
 - 473 
<br/><br/><label>ISBN: </label>9781506304267 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service-Research
<br/><br/><label>Dewey Class. No.: </label>361.3072 ENG 4th ed