Studies on conservation on natural resources major papers of the Second National Conference on Conservation to be held on January, 1963 in Manila, under the joint sponsorship of Department of Agriculture & Natural Resources, Philippine Constitution Association.
| Tác giả của công ty: | |
|---|---|
| Định dạng: | Sách |
| Ngôn ngữ: | English |
| Được phát hành: |
Manila
Araneta University
1962.
|
| Loạt: | Report Institute of Economic Studies and Social Action
no.11 |
| Những chủ đề: |