Não informado. (1939). International journal of agrarian affairs. University of Oxford, Institute of Agrarian Affairs.
Chicagoスタイル(17版)引用形式Não informado. International Journal of Agrarian Affairs. Oxford, Inglaterra: University of Oxford, Institute of Agrarian Affairs, 1939.
MLA(8版)引用形式Não informado. International Journal of Agrarian Affairs. University of Oxford, Institute of Agrarian Affairs, 1939.
警告: この引用は必ずしも正確ではありません.