Language and mental retardation, empirical and conceptual considerations.
Gorde:
| Beste egile batzuk: | , , |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York,
Holt, Rinehart and Winston
[1967]
|
| Gaiak: |
| Deskribapen fisikoa: | x, 208 p. illus. 24 cm. |
|---|---|
| Bibliografia: | Includes bibliographies. |