Report of studies on the organization, O and M and equipment of the National Irrigation Administration of the Government of the Philippines [microform]
| প্রধান লেখক: | |
|---|---|
| বিন্যাস: | Visual Material |
| ভাষা: | English |
| প্রকাশিত: |
Quezon City
Photoduplication Service University of the Philippines Library
1973 .
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| বিষয়গুলি: |