Difficulties of teachers teaching physics in the secondary schools of Pasuquin, Bacarra, and Vintar, Ilocos Norte, 1970-1971 [microform]
| Prif Awdur: | |
|---|---|
| Fformat: | Visual Material |
| Iaith: | English |
| Cyhoeddwyd: |
Quezon City
Photoduplication Service. University of the Philippines Library
1975.
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| Pynciau: |