Construction of educational and personnel tests.
| Autor principal: | |
|---|---|
| Format: | Llibre | 
| Idioma: | English | 
| Publicat: | New York
          McGraw-Hill
    
        1953. | 
| Matèries: | 
| Autor principal: | |
|---|---|
| Format: | Llibre | 
| Idioma: | English | 
| Publicat: | New York
          McGraw-Hill
    
        1953. | 
| Matèries: |