The private secondary school principals in the city and province of Davao a survey in their personal characteristics and their supervisory functions [microform]
| المؤلف الرئيسي: | |
|---|---|
| التنسيق: | Visual Material |
| اللغة: | English |
| منشور في: |
Quezon City
Photoduplication Service
University of the Philippines Library, 1973.
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| الموضوعات: |