Agriculture in the twentieth century; essays on research, practice, and organization to be presented to Sir Daniel Hall.
محفوظ في:
| التنسيق: | كتاب |
|---|---|
| اللغة: | English |
| منشور في: |
Freeport, N.Y.,
Books for Libraries Press
[1969]
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| سلاسل: | Essay index reprint series.
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| الموضوعات: |