Soil Erosion and Population Problems in South-East Nigeria: Discussion
Autor: | Steel, R. W., Raeburn, C., Dixey, F., Masefield, G. B., Jones, G. I., Stamp, L. D., Grove, A. T. |
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Zdroj: | The Geographical Journal, 1951 Sep 01. 117(3), 304-306. |
Databáze: | JSTOR Journals |
Externí odkaz: |