General principles of therapy / 
edited by William H. Perkins. 
 - New York :  Stuttgart :  Thieme-Stratton ;  G. Thieme Verlag,  1982. 
 - viii, 98 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0865770778 3136367014 
<br/><br/><label>LCCN: </label>82-051143 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language therapy--methods.<br/>Speech Therapy--methods.