Ashton, J. (1967). Economic change and agriculture. Oliver & Boyd.
Chicagoスタイル(17版)引用形式Ashton, J. Economic Change and Agriculture. Edenburgh: Oliver & Boyd, 1967.
MLA(9版)引用形式Ashton, J. Economic Change and Agriculture. Oliver & Boyd, 1967.
警告: この引用は必ずしも正確ではありません.