An economic comparison between tractor-operated and carabao-cultivated rice farms [microform]
| Κύριος συγγραφέας: | |
|---|---|
| Μορφή: | Visual Material |
| Γλώσσα: | English |
| Έκδοση: |
Quezon City
Photoduplication Service,University of the Philippines library
1976.
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| Θέματα: |