Engel, Rafael J. <br/><br/>
Fundamentals of social work research 
Rafael J. Engel and Russell K. Schutt 
 - 2nd ed.  
 - Los Angeles:  Sage,   2014. 
 - xxviii, 378p. 
<br/><br/><label>ISBN: </label>9781483333441 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service-Research.
<br/><br/><label>Dewey Class. No.: </label>361.3072  / ENF