Buch(gedruckt)#11977
Some aspects of productivity in Sudanese traditional agriculture: the case of the Northern Province
In: Economic and Social Research Council, National Council for Research
In: Bulletin 59
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In: Economic and Social Research Council, National Council for Research
In: Bulletin 59
In: Journal of development economics, Band 3, Heft 2, S. 171-179
ISSN: 0304-3878
In: AERC special paper 36