Hogg, James. <br/><br/>
Profund retardation and multiple impairment /  
James Hogg and Judy Sebba. 
 - London :  Chapman and Hall,  c1986. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0412346303 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Handicapped.<br/>Mental retardation.
<br/><br/><label>LC Class. No.: </label>RC570.7  / HOG 1986