Bibliography on speech, hearing, and language in relation to mental retardation, 1900-1968.
| Egile nagusia: | |
|---|---|
| Erakunde egilea: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Washington, D. C.
Maternal and Child Health Service
1969].
|
| Saila: | Public Health Service. PHS publication, no.2022
|
| Gaiak: |