Educational personnel and social change.
| Egile korporatiboa: | , | 
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | [Manila]
          Bureau of Elementary Education
    
        1983. | 
| Gaiak: | 
| Egile korporatiboa: | , | 
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | [Manila]
          Bureau of Elementary Education
    
        1983. | 
| Gaiak: |