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The effectiveness of collective farming programmes in Africa
Okuneye, P. Adebola, (1985)
Kooperirovanie krestʹjanstva v afrikanskich stranach socialističeskoj orientacii : politiko-pravovye aspekty
Vasilʹeva, Elena N., (1984)
Rural cooperatives and planned change in Africa : an analytical overview : an Institute staff study
Apthorpe, Raymond J., (1972)