Social work and social welfare :  an introduction / 
Jerry D. Marx ...[et al.]. 
 - Boston :  Allyn & Bacon,  2011. 
 - xviii, 410 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>9780205502295  RM254.02 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sosial service--United States.