Handbook Of Behavior Modification With The Mentally Retarded
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| Google books | books.google.com |
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| Originally published | November 1981 |
| Editors | Johnny Matson |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2117625 |
About Handbook Of Behavior Modification With The Mentally Retarded
Mental retardation has probably existed for as long as mankind has inhabited the earth. References to seemingly retarded persons appear in Greek and Roman literature. Examination of Egyptian mummies suggests that some may have suffered from diseases associated with mental retardation. . . .