APA(7版)引用形式

Não informado. (1923). Agriculture yearbook. U.S. Department of Agriculture.

Chicagoスタイル(17版)引用形式

Não informado. Agriculture Yearbook. Washington: U.S. Department of Agriculture, 1923.

MLA(8版)引用形式

Não informado. Agriculture Yearbook. U.S. Department of Agriculture, 1923.

警告: この引用は必ずしも正確ではありません.