The utilization of certain prevailing institutionalized practices in the promotion of hygiene and sanitation projects in Anao-aon community school [microform]
| Prif Awdur: | |
|---|---|
| Fformat: | Visual Material | 
| Iaith: | English | 
| Cyhoeddwyd: | Quezon City
          Photoduplication Service. University of the Philippines Library
    
        1976. | 
| Pynciau: |