Farmers' Estimations as a Source of Production Data: Methodological Guidelines for Cereals in Africa. Technical Paper No. 32. By J. Murphy, D. J. Casley and J. J. Curry. Washington DC: The World Bank (1991), pp. 80, US$6.95. ISBN 0-8213-1705-9.
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1996 ◽
Vol 32
(2)
◽
pp. 233-234
◽
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