Trends in the performance ratings of public elementary classroom teachers of Umingan Pangasinan in relation to some personal and professional factors [microform]
| Prif Awdur: | |
|---|---|
| Fformat: | Visual Material |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Quezon City
Photoduplication Service University of the Philippines Library
1976 .
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| Pynciau: |