Insights into special education: behaviour modification of mentally retarded children through differential reinforcement / by Sudhansu Sekhar Sahu.

By: Sahu, Sudhansu SekharMaterial type: TextTextLanguage: English Publication details: New Delhi : Kunal Books , 2009Description: 238 pISBN: 978-81-908815-5-5Subject(s): Special education- Disability childrenColon classification: T
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