Allen Rubin and Earl R. Babbie <br/><br/>
Research Methods for Social Work / 
Allen Rubin and Earl R. Babbie 
 - 9th Edition 
 - Boston, Masachusetts :  Cengage Learning,  2017. 
 - 652 pages; 
<br/><br/><label>ISBN: </label>9781305633827 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Problems
<br/><br/><label>Dewey Class. No.: </label>REF.361.0072 R835