Davies Stanley Powell, Ecob Katharine G. <br/><br/>
Mentally retarded in society   

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 - New York  Columbia University Press  1959 
 - 248 p.  22 cm. 
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<br/><br/>  Mental Retardation, Mentally Disabled Persons 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mental Retardation<br/>Mentally Disabled Persons
<br/><br/><label>Dewey Class. No.: </label>WM300  / DAY