The administrative and supervisory difficulties of elementary school head teachers of Cagayan I and implications for their inservice education [microform]
| Κύριος συγγραφέας: | |
|---|---|
| Μορφή: | Visual Material | 
| Γλώσσα: | English | 
| Έκδοση: | Quezon City
          Photoduplication Service. University of the Philippines Library
    
        1976. | 
| Θέματα: |