A comparative study of the survival rate of grade one children in the District of Clarin for the school years 1948-1949 and 1958-1959 [microform]
| Egile nagusia: | |
|---|---|
| Formatua: | Visual Material |
| Hizkuntza: | English |
| Argitaratua: |
Quezon City
Photoduplication Service, University of the Philippines Library
1976.
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| Gaiak: |