Class, Norris E. <br/><br/>
The regulatory challenge to social work  an historical essay on professional policy formulation 
by Norris E. Class for the National Association of Social Workers. 
 - Washington  The Association  1977. 
 - 66 p.  28 cm. 
 - Continuing education series (National Association of Social Workers)  1 .
<br/><br/>Bibliography: p. 61-63. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social service--History.--United States
<br/><br/><label>LC Class. No.: </label>HV91  / .C53