Skills for Effective Human Services Management / 
Richard L. Edwards , John A. Yankey 
 - USA:  Nasw Press,  1991. 
 - xiv,385 p.  ill. 
<br/><br/><label>ISBN: </label>0871011956 
<br/><br/><label>LC Class. No.: </label>HV41  / .S574 1991