Smith G. F., Berg J. M. <br/><br/>
Down's Anomaly   

 - 2nd ed. 
 - Edinburgh  Churchill Livingstone  1976 
 - 348 p.  23 cm. 
 -   .
<br/><br/>  
<br/><br/>  Down Syndrome, Mental Retardation 
<br/><br/><label>ISBN: </label>0433013985 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mental Retardation<br/>Down Syndrome
<br/><br/><label>Dewey Class. No.: </label>WM300  / SMI