Responses of institutionalized mentally retarded children to human and to animal pictures.
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Child↗
Biomedical subjects
Publications and source records attributed to R L BUTLER.
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Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.