Operations of harvesters and threshers, Southern Luzon
| 其他作者: | |
|---|---|
| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Quezon City
Special Studies Division, Department of Agriculture
1978.
|
| 叢編: | Philippines. Dept. of Agriculture. Special Studies Division
78-6 |
| 主題: |