Van Zyl, J. (1995). The relationship between farm size and efficiency in South Africa agriculture. World Bank, Agriculture and Natural Resources Dept., Office of the Director.
Цитирование в стиле Чикаго (17-е изд.)Van Zyl, Johan. The Relationship Between Farm Size and Efficiency in South Africa Agriculture. Washington, D.C: World Bank, Agriculture and Natural Resources Dept., Office of the Director, 1995.
Цитирование MLA (9-е изд.)Van Zyl, Johan. The Relationship Between Farm Size and Efficiency in South Africa Agriculture. World Bank, Agriculture and Natural Resources Dept., Office of the Director, 1995.
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