✦ LIBER ✦
The effects of teacher-delivered social reinforcement on the task persistent behavior of educable mentally retarded children
✍ Scribed by Ada D. Hill; Phillip S. Strain
- Publisher
- John Wiley and Sons
- Year
- 1977
- Tongue
- English
- Weight
- 419 KB
- Volume
- 14
- Category
- Article
- ISSN
- 0033-3085
No coin nor oath required. For personal study only.