APA(7版)引用形式

Não informado. (1907). Proceedings of the American Society of Agronomy. American Society of Agronomy.

Chicagoスタイル(17版)引用形式

Não informado. Proceedings of the American Society of Agronomy. Washington: American Society of Agronomy, 1907.

MLA(8版)引用形式

Não informado. Proceedings of the American Society of Agronomy. American Society of Agronomy, 1907.

警告: この引用は必ずしも正確ではありません.