Bibliography on speech, hearing, and language in relation to mental retardation, 1900-1968.
| Glavni autor: | |
|---|---|
| Autor kompanije: | |
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | [Washington, D. C.
          Maternal and Child Health Service
    
        1969]. | 
| Serija: | Public Health Service. PHS publication, no.2022 | 
| Teme: |