Speech and thought in severe subnormality : an experimental study / [by] N. O'Connor and Beate Hermelin.
By: O'Connor, Neil.
Contributor(s): Hermelin, Beate.
Material type:
BookPublisher: Oxford ; New York : Oxford ; New York : Pergamon Press, 1963Subject(s): Mentally handicapped children | Mental Retardation | Speech | ThinkingDDC classification: 618.928
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Includes bibliographical references.
University Of Zambia Online Public Access Catalogue

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