Language and communication in the mentally handicapped /
        Wedi'i Gadw mewn:
      
    
                  | Awduron Eraill: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Baltimore :
        
      University Park Press,    
    
      c1976. | 
| Pynciau: | 
CARM 1 Store
| Rhif Galw: | A2:AN22F0 C06171 | 
|---|---|
| Copi 1 | Ar gael Gwneud Cais |