United States. Department of Agriculture & Hayes, J. (1981). Will there be enough food? The Department.
Chicagoスタイル(17版)引用形式United States. Department of Agriculture , Jack Hayes. Will There Be Enough Food? [Washington]: The Department, 1981.
MLA(9版)引用形式United States. Department of Agriculture , Jack Hayes. Will There Be Enough Food? The Department, 1981.
警告: この引用は必ずしも正確ではありません.