Rubin, Allen.- <br/><br/>
Research Methods for Social Work/  English. 
Allen Rubin, Earl Babbie.- 
 - 5th Edition.- 
 - Australia:  Thomson,  2005. 
 - 789p.;  ill.;  25cm.- 
<br/><br/><label>ISBN: </label>0-534-62109-0 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>300.72 RUB