The mechanization of agriculture as a factor influencing population mobility in the developing countries : experiences in the Democratic Republic of the Sudan=
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| Main Author: | |
|---|---|
| Format: | Book |
| Published: |
Berlin :
Dietrich reimer,
1983
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| Series: | Abhandlungen des Geographischen Instituts. Anthropogeographie ;
Bd. 35 |
| Subjects: | |
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