Research to practice in mental retardation :  biomedical aspects / 
edited by Peter Mittler. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>083911124x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mental Retardation--Congresses.<br/>Education of mentally retarded--Congresses.