The private secondary school principals in the city and province of Davao a survey in their personal characteristics and their supervisory functions [microform]
| প্রধান লেখক: | |
|---|---|
| বিন্যাস: | Visual Material |
| ভাষা: | English |
| প্রকাশিত: |
Quezon City
Photoduplication Service
University of the Philippines Library, 1973.
|
| বিষয়গুলি: |