Gras, N. S. B. (1967). The evolution of the English corn market, from the twelfth to the eighteenth century. Russell & Russell.
Chicagoスタイル(17版)引用形式Gras, Norman Scott Brien. The Evolution of the English Corn Market, from the Twelfth to the Eighteenth Century. New York: Russell & Russell, 1967.
MLA(8版)引用形式Gras, Norman Scott Brien. The Evolution of the English Corn Market, from the Twelfth to the Eighteenth Century. Russell & Russell, 1967.
警告: この引用は必ずしも正確ではありません.