International Conference of Agricultural Economists & International Association of Agricultural Economists. (1956). Proceedings of the ninth International Conference of Agricultural Economists. oxford university press.
Citace podle Chicago (17th ed.)International Conference of Agricultural Economists a International Association of Agricultural Economists. Proceedings of the Ninth International Conference of Agricultural Economists. new York: oxford university press, 1956.
Citace podle MLA (9th ed.)International Conference of Agricultural Economists a International Association of Agricultural Economists. Proceedings of the Ninth International Conference of Agricultural Economists. oxford university press, 1956.
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