Reading interests, activities, and opportunities of bright, average, and dull children
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | New York city
          Teachers college, Columbia university
    
        1937. | 
| Saila: | Teachers college, Columbia university, Contributions to education, no.707 | 
| Gaiak: |