Communication skills for the primary class of educable mentally retarded a curriculum guide
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR | 
| Teanga: | English | 
| Foilsithe / Cruthaithe: | Cedar Falls
          Extension Service, State College of Iowa
    
        c1965. | 
| Sraith: | Iowa. State College, Cedar Falls. Educational service publication
              no. 29 | 
| Ábhair: |